Reference Source

Astrology Glossary

Comprehensive definitions of 972 terms from classical and modern astrology techniques. With sources, history and practice notes.

972Terms
27Categories
Categories
16 terms
1st House — AscendantHouses & House Systems
Greek: Horoskopos / Latin: Ascendens / Arabic: et-Tâli'

The rising sign and degree on the eastern horizon; the most important chart point representing the person's body, appearance, vitality and identity.

Latin: In primo vel decimo loco

The superior accidental dignity gained by a planet being positioned in the 1st or 10th house, the most powerful angular houses.

10th House (MC / Midheaven)Houses & House Systems
Greek: Mesoouranema / Latin: Medium Coeli (MC) / Arabic: Vetedü'l-A'lâ

The highest angular house associated with career, public sphere, social status, authority and success.

11th House (Good Daimon)Houses & House Systems
Greek: Agathos Daimon / Latin: Bonus Daemon / Arabic: Beytü'r-Recâ

The succedent house associated with hopes, friendships, communities, gains and good fortune; Jupiter's house of joy.

12th House (Bad Daimon)Houses & House Systems
Greek: Kakos Daimon / Latin: Malus Daemon / Arabic: Beytü'l-A'dâ (House of Enemies)

The cadent house associated with hidden enemies, imprisonment, isolation, exile, the unconscious and self-destruction; Saturn's house of joy.

150°Aspects
English: Quincunx, Inconjunct

Two planets being in a 150-degree aspect relationship; not an aspect in classical astrology (aversion), a minor aspect in modern astrology.

22 terms
2nd House (Material Resources)Houses & House Systems
Greek: (no specific name) / Latin: Porta Inferna / Arabic: Bâbü'r-Rızk

The succedent house representing material resources, money, property, personal values and means of livelihood.

Arabic: Menâzilü'l-Kamer

The stations the Moon traverses along the ecliptic in 28 days; used in electional and talismanic astrology.

31 terms
3rd House (House of the Goddess)Houses & House Systems
Greek: Thea (Goddess) / Latin: Dea / Arabic: Beytü'l-İhve (House of Siblings)

The cadent house representing siblings, neighbors, short journeys, daily communication and routines; the Moon's house of joy.

41 terms
4th House (IC / Imum Coeli)Houses & House Systems
Greek: Hypogeion / Latin: Imum Coeli (IC) / Arabic: Vetedü'l-Esfel

The angular house associated with home, family, roots, father (or mother — debated), inheritance and end of life.

51 terms
5th House (Good Fortune)Houses & House Systems
Greek: Agathe Tyche / Latin: Bona Fortuna / Arabic: Beytü'l-Evlâd

The succedent house associated with children, creativity, pleasure, romance, entertainment and good fortune; Venus's house of joy.

61 terms
6th House (Bad Fortune)Houses & House Systems
Greek: Kake Tyche / Latin: Mala Fortuna / Arabic: Beytü'l-Emrâz

The cadent house associated with illness, hardship, service, enemies and daily working conditions; Mars's house of joy.

74 terms
7. EvHouses & House Systems
Greek: Dysis / Latin: Occasus, Descendens / Arabic: Beytü'z-Zevc (House of Spouse)

The angular house associated with marriage, partnership, the other person, opthe most enemies and lawsuits.

7th House Analysis (Synastry)Relationship Astrology
English: 7th House Analysis in Synastry

In synastry, a detailed examination of the 7th house; relationship type, partner profile and partnership dynamics.

Descendant / Seventh House Synastry

In synastry, an area of analysis examining the role of the Descendant point and the 7th house. It reveals the relationship archetype and unconscious partner preferences.

Saturn in the 7th HouseHorary Astrology
Latin: Saturnus in Septima

In horary astrology, Saturn being in the 7th house; a warning about the astrologer's risk of error and the chart's reliability.

81 terms
8th House (House of Death)Houses & House Systems
Greek: Argon (Idle, Inactive) / Latin: Mors / Arabic: Beytü'l-Mevt

The succedent house associated with death, inheritance, others' resources, fears and deep transformation.

91 terms
9th House (House of God)Houses & House Systems
Greek: Theos / Latin: Deus / Arabic: Beytü's-Sefer (House of Journeys)

The cadent house associated with religion, philosophy, higher education, long journeys and spiritual quest; the Sun's house of joy.

A119 terms

10th century Islamic astronomer es-Sufi's work Kitathis Suveri'l-Kevakib and star catalogue.

Aberasyon (Astronomik)Technical Terms & Calculations
Latin: Aberratio

The visual deviation in star and planet positions caused by Earth's orbital motion.

AspectAspects
Greek: Schematismos / Latin: Aspectus / Arabic: Nazra

The angular relationship of two planets on the zodiac; conjunction, sextile, square, trine and opposition are the fiand Ptolemaic aspects.

Aspect Pattern DetailsTechnical Terms & Calculations
Aspect Pattern Details

In the natal chart, structural analysis of multiple planetary aspect patterns, their dynamics and psychological correspondences.

Aspect Patterns / Figurae Aspectuum

Geometric aspect configurations formed by three or more planets with each other.

Aspect Patterns Detail

In the natal chart, analysis of multi-planet aspect patterns: trap, kite, basket, bucket and other configurations.

Orb Detail

Different systems used in determining aspect tolerances (orbs): planet-based, aspect-based and moiety approaches.

Aspect Application and Separation Speeds

The effect of aspect formation and dissolution speeds on astrological interpretation and their value as timing indicators.

Aversion (Lack of Aspect)Houses & House Systems
Greek: Apostrophe / Latin: Aversio / Arabic: İnhirâf

The condition where two signs or houses cannot form a Ptolemaic aspect relationship; 2-1, 6-1, 8-1 and 12-1 relationships.

Perfection by AspectHorary Astrology
Latin: Perfectio per Aspectum

In horary astrology, the significators forming an aspect with each other to bring the matter to completion.

Agricultural AstrologyMeteorological & Agricultural Astrology

The use of astrological principles in the timing of agricultural activities.

AI and AstrologyContemporary Astrological Movements

The potential use of artificial intelligence technology in astrological calculation, interpretation and research.

AkrepSigns
Latin: Scorpio / Arabic: el-Akreb / Greek: Skorpios

The eighth sign of the zodiac; of the water element, of fixed modality, feminine. Its ruler is Mars. The rival star Antares is associated with this sign.

Latin: Scorpio

The eighth sign of the zodiac; fixed, water, feminine. Under the rulership of Mars (classical). Represents transformation, intensity and mystery.

Scorpio Dual Rulership: Mars and Pluto

The relationship and differences between Scorpio sign's traditional ruler Mars and modern ruler Pluto.

Evening Rising (Vespertine)Planetary Qualities & Nature
Greek: Akronykhios / Latin: Ortus Acronychus

A superior planet's rising on the eastern horizon as the Sun sets; a powerful position occurring near opposition with the Sun.

Alan LeoRenaissance & European Tradition

19th-20th century British astrologer; founder of the modern astrology movement, pioneer of the psychological approach.

Arabic: el-Kâbisî / English: Alcabitius House System

A quadrant house system of Islamic origin created by dividing the diurnal and nocturnal semi-arcs into three; widely used in the Middle Ages.

Alchocoden (Giver of Life)Rectification & Birth Chart Correction
Arabic: el-Kadhodah (of Persian origin) / Latin: Alchocoden

The planet that determines lifespan by aspecting the Hyleg; one of its minor, middle or major years is the predicted lifespan.

Arabic: ed-Deberân

The brightest star of the Taurus constellation; one of the four Royal Stars, of Mars nature.

Arabic: Ra'sü'l-Gûl (Head of the Ghoul) / Latin: Caput Algol / Hebrew: Rosh ha-Satan

The fixed star traditionally considered the most malefic; represents Medusa's head in the Persianeus constellation.

Arabic: Ra'su'l-Ğûl — Head of the Devil

The effect of the star Algol in the natal chart; intense transformation, risk of violence and themes of extremism.

Almanac TraditionMeteorological & Agricultural Astrology
Latin: Almanach

Annual astrological-astronomical calendars; includes ephemeris, weather prediction and agricultural guide.

Almuten (Victor)Essential Dignities
Arabic: el-Muktamin / Latin: Victor, Almuten / English: Almuten

The planet with the most essential dignity points at a specific degree; the 'true lord' or 'victor' of that degree.

Latin: Co-Anticulminating

A fixed star that crosses the lower meridian at the same time as the IC degree; affects private life and roots.

Arabic: en-Nesr et-Tâir

The brightest star of the Eagle (Aquila) constellation; of Mars-Jupiter nature.

Greek: Hexagonon / Latin: Sextilis / Arabic: Tesdîs

Two planets being in a 60-degree aspect relationship; a benefic aspect providing harmony, opportunity and gentle support.

Anaretik Derece (29. Derece)Sign Qualities & Classification
Greek: Anaretikos / Latin: Gradus Anareticus

The 29th degree of a sign; a critical position called 'destructiand degree' in classical astrology.

AnimodarRectification & Birth Chart Correction
Of Arabic origin

A birth time correction technique using the Moon's position in the prenatal syzygy.

Anne LotuLots & Arabic Parts
Greek: Kleros Metros / Arabic: Sahmu'l-Umm

The Arabic lot indicating the mother's condition and the mother-child relationship.

Arabic: Kalbü'l-Akreb / Greek: Anti-Ares

The brightest star of the Scorpio constellation; 'Rival of Mars', one of the four Royal Stars.

Antikythera MechanismTools & Calculation Instruments

An ancient Greek analog computer from the 1st century BCE; a device for calculating planetary positions and eclipses.

AntisciaHorary Astrology
Greek: Antiskia

In horary astrology, antiscia points revealing hidden connections and invisible effects.

Antiscia (Detailed)Technical Terms & Calculations
Antiscia / Ἀντίσκιον (Antiskion)

A traditional astrological concept defining symmetrically reflected degree pairs around the summer and winter solstice axis.

Antiscia and Contra-AntisciaSign Qualities & Classification
Greek: Antiscia (plural: Antiskia) / Latin: Antiscia / Arabic: Mazâhir

The hidden connection relationship between symmetric sign pairs according to the summer and winter solstice axis.

Latin: In Curru / Arabic: Fi'l-'Araba

The mixed accidental-essential power gained by a planet being in its own domicile, exaltation, or both.

Greek: Arktouros — Bear Guardian

The brightest star in the Bootes constellation; carries meanings of leadership, pathfinding and following a different path.

Succedent HousesHouses & House Systems
Greek: Epanaphora / Latin: Succedentes / Arabic: Mâ Yelî'l-Evtâd

The medium-strength houses that follow the angular houses: the 2nd, 5th, 8th and 11th houses.

ARHAT (Association for Research)Contemporary Astrological Movements
English: Association for Astrological Research and History and Art of Astrology Teaching

Astrological research and education association; a pioneering organization founded by Robert Hand and Robert Schmidt.

Armillary SphereTools & Calculation Instruments
Arabic: Zâtü'l-Halak

An astronomical model and calculation instrument in which the celestial sphere is represented by interlocking rings.

Increasing LightPlanetary Qualities & Nature
Latin: Crescens in Lumine / Arabic: Mütenâmiyü'n-Nûr

A planet's brightness increasing as it moves away from the Sun; a favorable position providing accidental dignity.

Dignity of Increasing LightAccidental Dignities
Latin: Augmentum Luminis

The accidental dignity gained by the increase in a planet's visible brightness.

Geographical LatitudeFundamental Concepts & Cosmology
Arabic: Arz-ı Beled

The role of geographical latitude in astrological calculations; affects house systems and rising times.

Asalet Puanlama SistemiEssential Dignities
English: Essential Dignity Point Score / Lilly's Table of Dignities

William Lilly's evaluation system that assigns numerical points to each essential dignity and debility layer.

Asalet TablosuEssential Dignities
English: Table of Essential Dignities / Arabic: Cedvelü'l-İ'tibârât

A reference table showing each sign's domicile, exaltation, triplicity, bound and decan rulers; the fundamental tool of astrological calculation.

Dignity-Debility SpectrumEssential Dignities
Latin: Dignitas et Debilitas / Arabic: eş-Şeref ve'l-Hubût

A comprehensiand evaluation system that determines a planet's position between strength and debility based on its sign and degree.

Ascensional FarkTechnical Terms & Calculations
Latin: Differentia Ascensionalis

The difference between a sign's rising time on the ecliptic and its rising time on the equator.

AslanSigns
Latin: Leo / Arabic: el-Esed / Greek: Leon

The fifth sign of the zodiac; of the fire element, of fixed modality, masculine. Its ruler is the Sun. The Royal Star Regulus is associated with this sign.

Latin: Leo

The fifth sign of the zodiac; fixed, fire, masculine. Under the rulership of the Sun. Represents creativity, leadership and self-expression.

Asteroid Astrolojisi DetayModern Techniques & Approaches
Asteroid Astrology Detail

Detailed interpretation of main-belt asteroids and named minor planets in the natal chart.

Asteroit AstrolojisiModern Techniques & Approaches
Asteroid Astrology

A branch of modern astrology encompassing the inclusion of main-belt asteroids and other minor celestial bodies in astrological interpretation.

Astro-Mapping SoftwareTools & Calculation Instruments
Astro-Mapping Software

Software tools that display astrocartography and locational astrology maps on a world map.

Astro.com Online ToolsTools & Calculation Instruments
Astro.com Online Tools

A free and professional-level online astrology calculation platform offered by Astrodienst.

AstrocartographyModern Techniques & Approaches

A location analysis developed by Jim Lewis, based on the projection of natal planetary lines onto a world map.

Astrocartography DetailsModern Techniques & Approaches
Astrocartography Details

Astrocartography analyzes a person's experiences at different locations by projecting planetary lines onto a world map.

Astrolab (Usturlâb)Tools & Calculation Instruments
Arabic: Usturlâb

An ancient analog calculation device used for calculating celestial body positions.

AstrolojiFundamental Concepts & Cosmology
Greek: Astrologia / Arabic: İlm-i Nücûm

An ancient knowledge system that examines the relationships between celestial body positions and movements, worldly events and human life.

Astroloji Akademik TarihiPhilosophy, Ethics & Epistemology
English: Academic History of Astrology

The historical research of astrology as an academic discipline; history of science and cultural context.

Astrology EthicsPhilosophy, Ethics & Epistemology
Astrological Ethics

A topic addressing ethical issues and professional responsibilities encountered during astrological consultation and practice.

Astroloji FelsefesiPhilosophy, Ethics & Epistemology
Philosophy of Astrology

The philosophical foundations of astrology; a tradition of thought on universal order, symbolic language and the human-cosmos relationship.

Astrology Calendar ToolsTools & Calculation Instruments
Astrological Calendar Tools

Calendar tools for tracking planetary transits, retrogrades, eclipses and significant astrological events.

Astrology & Science DebateContemporary Astrological Movements
Astrology and Science Debate

A topic addressing the ongoing debate around astrology's scientific validity, research attempts and epistemological issues.

Astrology & Scientific MethodPhilosophy, Ethics & Epistemology

The debate over whether astrology can be scientifically tested and its methodological issues.

Astrology & Religion RelationshipPhilosophy, Ethics & Epistemology
Astrology and Religion

A topic examining different religious traditions' approaches to astrology, historical interactions and theological debates.

Astrology & ChristianityPhilosophy, Ethics & Epistemology

The Church's changing attitude toward astrology throughout history; from Augustine to Aquinas.

Astrology & IslamPhilosophy, Ethics & Epistemology

The debate on astrology's permissibility (halal/haram) in Islamic jurisprudence and the reality of historical practice.

Astrology & StatisticsContemporary Astrological Movements
English: Statistical Tests of Astrology

Testing astrological claims with statistical methods; the Gauquelin studies and aftermath.

Astrology & NeurosciencePhilosophy, Ethics & Epistemology
English: Astrology and Neuroscience

Evaluation and research of astrological claims from the perspectiand of modern neuroscience.

Astrology Software HistoryTools & Calculation Instruments
English: History of Astrological Software

A historical overview describing the development process of astrological calculation software from the 1970s to the present.

Astrology Software TechnologyModern Techniques & Approaches
Astrological Software Technology

Modern astrology software has made chart generation and technical analyses accessible by automating complex calculations.

Astrology SoftwareTools & Calculation Instruments
English: Astrology Software

Computer programs that automate natal chart, horary astrology, electional astrology and transit calculations.

Astrological AgeFundamental Concepts & Cosmology
Astrological Age

A cosmic period lasting approximately 2,160 years due to the precession of the equinoxes, reflecting a specific sign's energy.

Astrolojik DiyetMedical Astrology

In the natal chart, dietary recommendations based on temperament analysis; part of traditional Unani medicine.

Astrological Storm PredictionMeteorological & Agricultural Astrology
Astrological Storm Prediction

A technique attempting to predict storms and severe weather events from Mars, Uranus and tense aspects.

Astrological TwinsFundamental Concepts & Cosmology
Astrological Twins

Two different people who haand nearly identical natal charts, having bethe most born on the same or very close date, time and place.

Astrological Drought IndicatorsMeteorological & Agricultural Astrology
Astrological Drought Indicators

Indicators attempting to predict drought periods from the dominance of Saturn and fire signs.

Astrological Temperature PredictionMeteorological & Agricultural Astrology
Astrological Temperature Prediction

An astro-meteorological prediction technique attempting to forecast temperature changes from planetary natures.

Astrological Rain IndicatorsMeteorological & Agricultural Astrology
Astrological Rain Indicators

Indicators used for predicting precipitation probability from lunar and planetary configurations.

AstrometeorolojiMeteorological & Agricultural Astrology
Greek: Astrometeorologiā

An astrological weather prediction discipline establishing connections between planetary positions and weather events.

Astronomi vs. AstrolojiFundamental Concepts & Cosmology
Historical Distinction

Astronomy and astrology, today two different disciplines, lived inseparably intertwined throughout history for a long time.

Astronomik Tablolar (Zij)Tools & Calculation Instruments
Arabic: ez-Zîc (الزيج) / Persian: Zîg / Latin: Tabulae Astronomicae

Comprehensiand mathematical table collections used for calculating planetary positions in Islamic astronomy.

As Above, So BelowPhilosophy, Ethics & Epistemology
Latin: Quod est superius est sicut quod est inferius / English: As Above, So Below

The fundamental principle of Hermetic philosophy; "What is below is like what is above, and what is aboand is like what is below." It expresses the cosmic parallelism between macrocosm and microcosm.

Latin: Quaestiones Amoris

Evaluation of romantic relationship questions through horary astrology methods; 1st and 7th house analysis.

Augustine's Critique of AstrologyPhilosophy, Ethics & Epistemology
Latin: Augustinus contra Astrologiam

Saint Augustine's theological and philosophical critiques directed at astrology.

Ay (Luna)Planetary Basics
Latin: Luna / Arabic: el-Kamer / Greek: Selene

One of the sevthe most classical planets and one of the two lights (luminaries); associated with body, emotion, change and daily life cycle.

Sublunary RealmFundamental Concepts & Cosmology
Latin: Sphaera Sublunaris / Arabic: Âlem-i Kevn ü Fesâd

The earthly realm below the lunar sphere, where the four elements prevail and change is inevitable.

Lunar GardeningMeteorological & Agricultural Astrology
Lunar Gardening

The timing of planting, pruning and harvesting according to the Moon's phases and sign transitions.

Lunar Gardening DetailLunar Phases & Lunar Astrology
Lunar Gardening (Detail)

Details of the technique of timing planting, sowing, pruning and harvesting according to lunar phases and the Moon's sign transitions.

Void of Course DetailLunar Phases & Lunar Astrology
Void of Course Moon (Detail)

A detailed examination of the void period occurring from the Moon's last major aspect until it changes sign.

Ay CazimiLunar Phases & Lunar Astrology
Arabic: Kazmî el-Kamer

The Moon being within 17' of the Sun; a state of empowerment rather than concealment, being 'in the heart of the Sun'.

Out-of-Bounds MoonLunar Phases & Lunar Astrology
Moon Out of Bounds (Detail)

A detailed explanation of the condition where the Moon's declination exceeds the ecliptic's ±23°27' boundaries.

Lunar ReturnDirections, Progressions & Returns
Arabic: Tahvîl-i Sene-i Kamerî

A monthly cycle chart erected for the moment the Moon returns to its natal position each month.

Nodal CycleLunar Phases & Lunar Astrology
English: Nodal Cycle / Saros Cycle

The retrograde motion cycle of the lunar nodes completing the ecliptic in approximately 18.6 years.

Lunar NodesPlanetary Basics
Latin: Caput Draconis / Cauda Draconis / Arabic: er-Re's / ez-Zeneb / Sanskritçe: Rahu / Ketu

The two points where the Moon's orbital plane intersects the ecliptic; the axis where eclipses occur and sensitiand points carrying karmic meanings.

Lunar Nodes (Detailed)Lunar Phases & Lunar Astrology
Nodi Lunares / Caput et Cauda Draconis

Important astrological elements denoting the two opposite points where the Moon's orbit intersects the ecliptic plane, associated with the theme of fate.

Nodi Lunares / Lunar Nodes

In synastry, an area of analysis examining the role of the North and South Lunar Nodes. Nodal connections indicate fated encounters and the path of spiritual development.

Lunar Phases and WeatherMeteorological & Agricultural Astrology
Lunar Phases and Weather

An astro-meteorological approach examining the effects of the Moon's phases on atmospheric conditions.

Moon Phase PersonalityLunar Phases & Lunar Astrology

Dane Rudhyar's method of using the natal Moon phase as a personality typology.

Moon Phases & WeatherMeteorological & Agricultural Astrology
Latin: Lunae Phases et Aeris / Arabic: Menzilü'l-Kamer ve'l-Hevâ

An astrological system examining how the Moon's phases, mansions and planetary aspects affect short-term weather changes.

Lunar Pregnancy CycleLunar Phases & Lunar Astrology
English: Lunar Gestation Cycle

The correspondence of human pregnancy to approximately 10 synodic Moon cycles and prenatal astrology.

Lunar Speed EffectsLunar Phases & Lunar Astrology
Lunar Speed Effects

The astrological interpretations and practical consequences of the Moon's daily movement speed being slow or fast.

Arabic: Menâzilü'l-Kamer / Sanskritçe: Nakshatra / Çince: Xiu

A star mansions system dividing the Moon's 27-28 day cycle around the zodiac; used in Islamic, Indian and Chinese traditions.

Ay MenzilleriLunar Phases & Lunar Astrology
Lunar Mansions / Manazil al-Qamar

The astrological meanings and areas of use of the Moon's mansions divided into 28 equal sections along the ecliptic.

Moon Out-of-BoundsLunar Phases & Lunar Astrology
English: Moon Out of Bounds

The Moon's declination exceeding 23°27'; unusual emotional reactions and independent behavior.

Lunar EclipseDirections, Progressions & Returns
Greek: Ekleipsis Selēnēs

The Earth's shadow covering the Moon at full moon; triggers emotional and inner world changes.

Superlunary RealmFundamental Concepts & Cosmology
Latin: Sphaera Supralunaris

The heavenly realm aboand the lunar sphere, composed of ether, unchanging and perfect.

Latin: Luna in Medicina

The Moon's central role in medical astrology; surgical timing, drug preparation and crisis days.

Lunar ApplicationLunar Phases & Lunar Astrology
Lunar Cazimi / Moon Under the Sunbeams

The special meanings in the lunar cycle of the Moon being in the heart of the Sun (cazimi) or under its beams.

Moon-Moon Synastry AspectsRelationship Astrology
English: Moon-Moon Synastry

Analysis of the aspects between two people's Moons; comparison of emotional compatibility and security needs.

Planting by the MoonMeteorological & Agricultural Astrology
English: Planting by the Moon

The tradition of agricultural planting-sowing timing according to lunar phases and sign transitions.

Strengthening the MoonElectional Astrology

In electional astrology, considering the Moon's good condition as the primary rule.

Ecliptic Latitude of the MoonLunar Phases & Lunar Astrology
Latin: Latitudo Lunae

The Moon's deviation north or south from the ecliptic plane; a factor determining eclipse conditions.

Ayanamsa HesaplamaTechnical Terms & Calculations
Sanskritçe: Ayanāṃśa

The calculation methods for the difference angle (ayanamsa) between the tropical and sidereal zodiac.

Monthly Cycle PlanningLunar Phases & Lunar Astrology
Lunar Cycle Planning

The method of using the Moon's cycle from new moon to full moon and back to new moon in daily life planning.

Monthly ProgressionTime Lord Systems
Aylık Profection

A progression that advances one sign each month, providing sub-timing for annual profection.

Latin: Separatio / Arabic: İnfisâl

Two planets being in the process of moving apart after forming an exact aspect; a completed aspect from the past.

Decreasing LightPlanetary Qualities & Nature
Latin: Decrescens in Lumine / Arabic: Mütenâkısü'n-Nûr

A planet's brightness decreasing as it approaches the Sun; a position evaluated as accidental debility.

Debility of Decreasing LightAccidental Dignities
Latin: Diminutio Luminis

The accidental debility formed by the decrease in a planet's visible brightness.

Latin: Gradus Azimeni / Arabic: ed-Derecâtü'z-Zamîne

A classical concept where planets at certain degrees of the zodiac are associated with physical defect, disability or impairment.

B58 terms
Baba LotuLots & Arabic Parts
Greek: Kleros Patros / Arabic: Sahmu'l-Ab

The Arabic lot indicating the father's condition and the father-child relationship.

Loosening of the BondTime Lord Systems
Greek: Eklusis tou Syndesmou

In Zodiacal Releasing, the phenomenon of L1 making a jump whthe most the L2 period reaches an angular sign.

Greek: Lysis tou Syndesmos

In Zodiacal Releasing, the critical transition period arising from the 'loosening of the bond' of the current period.

Phlegmatic TemperamentMedical Astrology
Arabic: Balgamî

Cold and moist temperament; phlegm dominant. Calm, slow-moving, patient. Associated with the water element.

PiscesSigns
Latin: Pisces / Arabic: el-Hût / Greek: Ichthyes

The twelfth and last sign of the zodiac; of the water element, of mutable modality, feminine. Its ruler is Jupiter, exaltation planet is Venus.

Latin: Pisces

The twelfth and last sign of the zodiac; mutable, water, feminine. Under the rulership of Jupiter (classical). Represents intuition, compassion and selflessness.

Pisces as Mutable Water

The mutable quality of Pisces sign's water element, and the dual rulership of Jupiter and Neptune.

Age of PiscesMundane Astrology
Latin: Aetas Piscium

The Pisces Age lasting approximately 2000 years in the precession cycle; associated with Christianity and spiritual seeking.

Balsamic Moon (Balsamik Ay)Lunar Phases & Lunar Astrology

The last phase before the new moon; a period of completion, surrender, preparation and seeding.

Barometrik AstrolojiMeteorological & Agricultural Astrology
English: Barometric / Weather Astrology

An astrological weather prediction tradition establishing connections between planetary positions and weather.

Basis LotuLots & Arabic Parts
Greek: Kleros tou Baseos

A point derived from the Lots of Fortune and Spirit, indicating the chart's general foundation.

VirgoSigns
Latin: Virgo / Arabic: es-Sünbüle / Greek: Parthenos

The sixth sign of the zodiac; of the earth element, of mutable modality, feminine. Its ruler is Mercury, exaltation planet is Mercury (15th degree).

Latin: Virgo

The sixth sign of the zodiac; mutable, earth, feminine. Under the rulership of Mercury. Represents analysis, service and perfectionism.

Batan NoktaHouses & House Systems
Latin: Descendens / Greek: Dysis / Arabic: el-Ğarb

The zodiac degree setting on the western horizon at the time of birth; the beginning of the 7th house, indicator of marriage, partnership and 'the other'.

Descendant Ruler & RelationshipsRelationship Astrology
English: Descendant Ruler in Relationships

The 7th house cusp ruler showing relationship preferences and the type of partner attracted.

Occidental DignityAccidental Dignities
Latin: Occidentalis

The accidental dignity gained by inferior planets (Mercury, Venus) setting after the Sun.

Ptolemaic TermsEssential Dignities
English: Ptolemaic Terms/Bounds

The alternatiand bound system proposed by Ptolemy in Tetrabiblos; differs from Egyptian bounds in certain assignments.

Ptolemaic Triplicity RulersEssential Dignities
English: Ptolemaic Triplicity Rulers

The alternatiand triplicity system presented by Ptolemy in Tetrabiblos; assigns only day and night rulers without a common ruler.

Latin: Conjunctio Corporalis

Two planets physically joining at the same degree and sign; the most powerful type of aspect.

Behenian StarsFixed Stars
Arabic: Bahman

15 stars believed to haand special powers in the Hermetic magic tradition; used in talisman making.

Besieged Between BeneficsAccidental Dignities
Latin: Obsessus inter Beneficas

The powerful accidental dignity gained by a planet being enclosed between two benefic planets (Jupiter and Venus).

Latin: Aspectus Beneficarum

The accidental dignity gained by a planet receiving a positiand aspect from Jupiter or Venus.

Applying Aspect to BeneficsElectional Astrology
Latin: Applicatio ad Beneficas

In electional astrology, ensuring the Moon or Ascendant ruler forms aspects to benefics.

Bestial & Human SignsSign Qualities & Classification
Bestial and Human Signs

The classification of signs as bestial or human and the role of this distinction in astrological interpretation.

BetelgeuseFixed Stars
Arabic: Yedü'l-Cevzâ (يد الجوزاء) / Latin: Betelgeuse

One of the brightest stars of the Orion constellation, associated with military honor, courage and leadership qualities.

A 144-degree minor aspect; associated with the mature expression of creatiand potential.

Composite ChartRelationship Astrology
Composite Chart

A third chart created from the midpoints of two people's planetary positions; the relationship itself.

Lot of KnowledgeLots & Arabic Parts
Arabic: Sahmu'l-İlm

The Arabic lot indicating intellectual capacity and learning ability.

Biodynamic Agriculture CalendarMeteorological & Agricultural Astrology
Almanca: Biodynamischer Kalender

A system based on Rudolf Steiner's anthroposophic agriculture concept, combining cosmic rhythms with agricultural practices.

Greek: Poiotetes / Latin: Qualitates Primae

The four qualities that are the fundamental building blocks of ancient medicine and astrology: hot, cold, dry and moist.

The four primary quality pairs that form the basis of elements and temperaments.

Primary Direction RectificationRectification & Birth Chart Correction
Latin: Rectificatio per Directiones

A birth time correction technique using primary direction calculations.

Primary DirectionsDirections, Progressions & Returns
Latin: Directiones Primariae / Arabic: Tasyîr / English: Primary Directions

A classical predictiand technique that calculates the 'arrival time' of a significator to a promissor based on the daily rotation of the celestial sphere.

Co-Setting StarFixed Stars
Latin: Cooccidens

A fixed star that sets on the horizon simultaneously with the Descendant degree; affects relationships and late-period life.

Co-Rising StarFixed Stars
Latin: Coascendens

A fixed star that rises from the horizon simultaneously with the Ascendant degree; carries powerful influence in natal interpretation.

Latin: Coculminans

A fixed star that crosses the meridian simultaneously with the MC degree; affects career and public image.

Herbal CorrespondencesMedical Astrology

The matching of planets and signs with specific healing herbs; the Culpeper tradition.

Astrological Herbalism

The classification of plants according to planetary rulers and herbal medicine practices based on astrological principles.

TaurusSigns
Latin: Taurus / Arabic: es-Sevr / Greek: Tauros

The second sign of the zodiac; of the earth element, of fixed modality, feminine. Its ruler is Venus, exaltation planet is the Moon.

Latin: Taurus

The second sign of the zodiac; fixed, earth, feminine. Under the rulership of Venus. Represents value, stability and sensual pleasure.

Taurus and Earth Element

The relationship of Taurus sign's fixed quality of the earth element and the effect of Venus rulership.

Latin: 146 Considerationes

Guido Bonatti's 146 horary astrology evaluation rules in Liber Astronomiae.

Bonatti'nin Nokta SistemiLots & Arabic Parts
Latin: Guido Bonatti — Partes

The comprehensiand Arabic lots catalogue compiled by Guido Bonatti in his work Liber Astronomiae.

Empty House InterpretationHouses & House Systems
Empty House Interpretation

The method of interpreting houses containing no planets: the position of the house ruler and transit effects.

Empty HousesHouses & House Systems
English: Empty Houses

Houses containing no planets; at least fiand houses in every chart are empty, and this does not mean that area is unimportant.

Void of Course MoonPlanetary Qualities & Nature
Latin: Vacuus Cursus / Arabic: Hâliyye / Greek: Kenodromia

The condition where the Moon will not make an exact aspect with any other planet before leaving its current sign.

Latin: Vacuus Cursu / Arabic: Hâli'l-Mecrâ

The accidental debility whthe most a planet does not form an aspect to any other planet before leaving its current sign.

Bernadette Brady's system of using fixed stars in the natal chart through the parans method.

A distribution pattern where most planets are within a semicircle, with one planet alone on the opposite side.

Cloud and Fog AstrologyMeteorological & Agricultural Astrology
Cloud and Fog Astrology

A branch attempting to predict cloud formation and fog from the configurations of Neptune and water planets.

Sign (Zodiac Sign)Fundamental Concepts & Cosmology
Greek: Zodion / Arabic: el-Burc (çoğul: el-Burûc)

Each of the sections formed by dividing the ecliptic plane into 12 equal parts of 30 degrees.

English: Sign-Based / Whole Sign Aspect

The Hellenistic approach that determines whether two planets make an aspect based on the relationship of the signs they occupy.

English: Out-of-Sign Aspect

A debated aspect relationship between two planets in different signs but within a narrow orb.

Out-of-Sign Aspects / Dissociate Aspects

A condition where the aspectual distance between two planets falls within an aspect orb, yet the planets do not hold the expected sign relationship.

Ascensional Times of the SignsSign Qualities & Classification
Greek: Anaphora / Latin: Ascensiones / Arabic: Metâli'

The time required for each sign to rise on the eastern horizon; varies by latitude and is a fundamental calculation parameter in classical astrology.

Great ConjunctionMundane Astrology
Latin: Coniunctio Magna / Arabic: el-Kırân el-A'zam / English: Great Conjunction

The conjunction of Jupiter and Saturn approximately every 20 years; the fundamental cycle indicating the turning point of historical ages in mundane astrology.

Great MutationMundane Astrology
Latin: Magna Mutatio

The transition of Jupiter-Saturn conjunctions from one element group to another; symbolizes age changes.

Grand Trine

A harmony pattern formed by three planets making trines (120°) with each other; in the same element.

C22 terms
Campanus Ev SistemiHouses & House Systems
English: Campanus House System

A quadrant house system based on the equal division of the prime vertical; defined by the 13th century Italian mathematician Campanus.

Greek: Kanopos

The second brightest star in the sky; associated with wisdom, exploration and navigation.

Arabic: Ra'su'l-Gûl (رأس الغول) / Latin: Caput Algol

The most infamous fixed star in the Persianeus constellation, associated with violence, loss and extremism.

CazimiPlanetary Qualities & Nature
Arabic: Kasmîmî / Latin: In Corde Solis / English: Cazimi

The condition where a planet is closer than 17 arc minutes to the Sun; a rare position that paradoxically grants extraordinary power.

Cazimi AsaletiAccidental Dignities
Arabic: Kaṣmîmî (في قلب الشمس)

The superior accidental dignity gained by a planet being 'in the heart of the Sun' whthe most closer than 0°17' to the Sun.

Arabic: Kaṣmîmî

A planet making conjunction closer than 0°17' to the Sun; the most powerful accidental dignity.

Cazimi PenceresiPlanetary Qualities & Nature

The narrow 17 arc-minute range where the cazimi condition occurs and its calculation details.

Cazimi and Combustion Details

Based on proximity to the Sun, a planet is considered cazimi (very powerful) or combust (weakened); degree ranges are important.

Celestial Koordinatlar DetayFundamental Concepts & Cosmology
Celestial Coordinates (Detail)

A detailed explanation of the ecliptic and equatorial coordinate systems used for determining celestial body positions.

Centaur Planets (Detailed)Modern Techniques & Approaches
Centaur Planets Detail

The astrological interpretations and transformation themes of Chiron, Pholus, Nessus and other Centaur bodies.

CeresPlanetary Basics
Latin: Ceres

The largest asteroid / dwarf planet; associated with nurturing, motherhood and harvest in modern astrology.

Surgical TimingMedical Astrology
Latin: Tempus Chirurgiae

Selecting the most suitable astrological time for surgical interventions; the medical application of electional astrology.

Surgical Timing (Detail)

Detailed rules used in the astrological timing of surgical interventions and the evaluation of lunar conditions.

Surgical TimingMedical Astrology

Selecting suitable timing for surgical operations; the rule that the Moon should be outside the relevant sign.

Chris BrennanContemporary Astrological Movements
English: Chris Brennan

A Hellenistic astrology expert; an astrologer who transmitted the tradition to a new generation through comprehensiand academic work and podcast.

Cicero's Critique of AstrologyPhilosophy, Ethics & Epistemology

Roman orator and philosopher Cicero's critiques of astrology in De Divinatione.

Circumambulation (Tasyir)Time Lord Systems
Arabic: Tasyîr

The metaphorical name for primary direction; the significator's 'walking' toward the promissor.

Composite Chart DetailsRelationship Astrology
Composite Chart Details

A composite chart is an abstract relationship chart created from the midpoints of two people's planets.

Courage Lotu (Cesaret)Lots & Arabic Parts
Greek: Tolma

A Hermetic lot associated with Mars; courage, daring and venturing into danger.

GenerosityEssential Dignities
Arabic: Cezâlet / English: Generosity

A planet receiving another planet from its own dignity position; one-way reception.

An aspect pattern consisting of three sextiles and one opposition; a protectiand but tense structure.

CuspHouses & House Systems
Cusp

See Cusp. The degree where a house or sign begins; the intersection point of two adjacent houses or signs.

Ç7 terms
Cross-AspectsRelationship Astrology
Cross-Aspects / Interaspects

A synastry term expressing the totality of aspects that the planets in two people's natal charts make to each other.

Attraction IndicatorsRelationship Astrology
Indicatores Attractionis

In synastry, an area of analysis defining specific planetary aspects and house overlays that indicate physical, emotional and intellectual attraction.

Quarter Moon MethodTime Lord Systems
Greek: Tetartemorion Methodos

A timing technique based on the Moon's four quarters; used in short-term predictions.

Bicorporeal SignsSign Qualities & Classification
Latin: Signa Bicorporea / Greek: Disoma / Arabic: Zü'l-Cesedeyni

The mutable signs represented by dual or double figures: Gemini, Virgo, Sagittarius and Pisces.

Double WheelRelationship Astrology
English: Bi-Wheel / Double Wheel Chart

The display of two natal charts as nested rings; a synastry comparison technique.

Farmer's AlmanacMeteorological & Agricultural Astrology
English: Farmer's Almanac

An annual calendar published in the USA since 1818; lunar phases, weather prediction and planting guide.

Lot of ChildrenLots & Arabic Parts
Arabic: Sahm-i Evlâd

A point providing information about the potential for having childrthe most and the relationship with children.

D71 terms
Distribution SignsTime Lord Systems
Greek: Diairesis / Arabic: Qisma

The system of distributing periods according to signs in profection and zodiacal releasing.

DaimonLots & Arabic Parts
Greek: Daimon / Latin: Pars Spiritus / Arabic: Sahm-i Gayb

The second fundamental point, counterpart to Fortune; associated with mind, will, vocation, character and spiritual orientation.

Dane RudhyarContemporary Astrological Movements
Fransızca: Daniel Chennevière

The founder of humanistic astrology; a thinker who combined astrology with Jungian psychology and holistic philosophy.

Davison Relationship ChartRelationship Astrology
Davison Relationship Chart

A relationship chart erected based on the midpoint of time and location between two births.

Davison Relationship Chart Details

The Davison chart is a composite chart created from the average of two people's birth time and place, showing the essence of the relationship.

Dean & Kelly ResearchContemporary Astrological Movements
English: Dean & Kelly — Critical Studies

The critical research of Geoffrey Dean and Ivan Kelly systematically testing astrological claims.

Decennial SistemTime Lord Systems
Decennials System

A decennial period time-lord system from the Hellenistic period, based on the lights in the natal chart.

Greek: Dekannaeteries / English: Decennials

A Hellenistic time-lord system that assigns sevthe most planets as rulers in sequence over a 129-year cycle; has multi-layered sub-periods.

Decennials 129-Year CycleTime Lord Systems
Greek: 129 Etos Kyklos

The theoretical framework regarding the completion of the full cycle of the Decennials system in approximately 129 years.

Greek: Dekaetēris — Birinci Düzey

The first-level (main) periods of the Decennials system; each planet governs 10.9-year periods in sequence.

Greek: Dekaetēris — İkinci Düzey

The second-level sub-periods of the Decennials system; divides the main period into shorter segments.

Greek: Dekaetēris — Üçüncü/Dördüncü Düzey

The third and fourth-level micro-periods of the Decennials system; precise timing of events.

Decumbiture (Detailed)Medical Astrology
Decumbitura / Decumbiture Chart

A medical astrology technique based on the chart of the moment the patient took to bed or the illness symptoms began.

Latin: Decumbitura / English: Decumbiture Chart

A chart erected for the moment a patient took to bed or the illness began; predicts the course and outcome of the illness.

Decumbiture ChartMedical Astrology
Decumbiture Chart

The medical interpretation of the chart for the moment the patient took to bed or the first symptom of the illness appeared.

Mutable SignsSign Qualities & Classification
Latin: Signa Communia (Bicorporea) / Arabic: el-Burûcü'l-Müştereke

The four signs at seasonal transitions, characterized by flexibility and duality: Gemini, Virgo, Sagittarius and Pisces.

Dekan (Dekanât)Sign Qualities & Classification
Greek: Dekanos / Latin: Decanatus (Facies) / Arabic: Vech (çoğul: Vücûh)

The system of dividing each sign into three 10-degree sections, with each section governed by a planet.

Decan IconographySign Qualities & Classification
Mısırca-Greek: Dekan Eikones

The tradition of depicting the zodiac's 36 decans with mythological figures; astrological art of Egyptian origin.

DeklinasyonTechnical Terms & Calculations
Latin: Declinatio / Arabic: Meyl

The angular distance of a celestial body from the celestial equator; used in parallel and contra-parallel aspects.

Deklinasyon AstrolojisiModern Techniques & Approaches
English: Declination Astrology

A system using parallel and contra-parallel aspects arising from planets' ecliptic latitude (declination).

Della Porta & Natural MagicRenaissance & European Tradition
Della Porta and Natural Magic

Giambattista della Porta's concept of natural magic and the connections between astrological principles and natural science.

Delta T (Time Correction)Technical Terms & Calculations

A time correction compensating for irregularities in Earth's rotation speed; critical for historical charts.

English: Bundle Pattern

A pattern where all planets are concentrated in a narrow 120° section of the chart; specialization and focus.

Demetra GeorgeContemporary Astrological Movements
English: Demetra George

A pioneer of asteroid astrology and Hellenistic astrology expert; an author adapting ancient techniques to modern practice.

Sanguine TemperamentMedical Astrology
Arabic: Demevî

Hot and moist temperament; blood dominant. Cheerful, social, optimistic. Associated with the air element.

Mariner's AstrolabeTools & Calculation Instruments
English: Mariner's Astrolabe

A simplified astrolabe used by sailors for determining latitude; a maritime adaptation of the planispheric astrolabe.

Deprem AstrolojisiMeteorological & Agricultural Astrology
Seismic Astrology

An astrological branch attempting to predict earthquake probability from eclipse and planetary configurations.

Latin: Aspectus Partilis

The method of evaluating aspects based on exact degree distance rather than sign-based.

Derece TeorisiModern Techniques & Approaches
Degree Theory

Degree theory is a modern astrological approach that assigns special meanings and power levels to each degree of the zodiac.

Derived HousesHouses & House Systems
English: Derivative Houses / Turned Houses

The technique of treating one house as another house's 1st house and recounting the other houses accordingly; widely used in horary astrology.

DetailedPlanetary Qualities & Nature
Hairesis (Αἵρεσις) / Secta

The fundamental Hellenistic doctrine that divides planets into day and night teams and determines their overall function in the chart.

Determinism & Free Will DebatePhilosophy, Ethics & Epistemology
Determinism and Free Will Debate

The question of whether fate or free will is determinatiand in astrology has bethe most one of the most fundamental philosophical debates since antiquity.

Determinism vs. Free WillPhilosophy, Ethics & Epistemology

The tension between fate and free will in astrology; one of the deepest questions of ancient philosophy.

Revolution ChartMundane Astrology
Latin: Revolutio Annorum Mundi / Arabic: Tahvîlü Sini'l-Âlem

The chart for the moment the Sun enters 0 degrees of Aries, used in mundane astrology for predicting annual world events.

Outer Planets DebateContemporary Astrological Movements

The debate over whether Uranus, Neptune and Pluto should be used in astrological practice.

Mute SignsSign Qualities & Classification
Signa Muta / Aphōna

A traditional sign classification belonging to the water element and associated with restricted speech ability.

Direkt Hareket DetayFundamental Concepts & Cosmology
Direct Motion Detail

The astrological meaning of planets' normal forward motion and the effects of returning to direct motion.

Direction ArcDirections, Progressions & Returns
Latin: Arcus Directionis

In primary directions, the angular distance between two points; converted to time at a rate of one degree per year.

DispositorEssential Dignities
Latin: Dispositor / Arabic: el-Mutasarrıf / English: Dispositor, Ruler

The domicile ruler of the sign where a planet is located; the 'landlord' responsible for that planet's condition.

Disseminating MoonLunar Phases & Lunar Astrology

The phase after the full moon; a period of sharing and disseminating acquired knowledge.

Dodecatemoria (Twelfth-Parts)Sign Qualities & Classification
Greek: Dodekatemorion / Latin: Dodecatemoria / Arabic: İsnâ Aşeriyyât

The system of creating a micro-zodiac by dividing each sign into 12 equal parts (2.5 degrees each).

Natural Astrology (Astrologia Naturalis)Meteorological & Agricultural Astrology
Latin: Astrologia Naturalis / Arabic: et-Tencîmu't-Tabî'î

A branch of astrology examining the natural effects of celestial bodies on the physical world, encompassing weather prediction and agricultural astrology.

Natural House-Sign CorrespondenceHouses & House Systems
English: Natural Rulership / Alphabet System

Matching each house sequentially with a sign (1st house=Aries etc.); common in modern astrology but debated in classical tradition.

Right AscensionTechnical Terms & Calculations
Arabic: Metâli' el-Müstakîme

In the equatorial coordinate system, the angular distance of a point eastward from the vernal point.

Oriental and Occidental Positions

Whether planets are in an eastern (oriental) or western (occidental) position relatiand to the Sun affects their strength and behavior.

Oriental DignityAccidental Dignities
Latin: Orientalis

The accidental dignity gained by superior planets (Mars, Jupiter, Saturn) rising before the Sun.

Lord of the NativityRectification & Birth Chart Correction
Latin: Dominus Geniturae

The main ruling planet of the natal chart; the equivalent of oikodespotes in medieval terminology.

Birth Chart (Nativity)Rectification & Birth Chart Correction
Latin: Radix, Genitura / Arabic: Mevlid / Greek: Genesis

The fundamental astrological chart erected for the moment of a person's birth; the basis of all natal astrology interpretation.

Prenatal EclipseDirections, Progressions & Returns
Greek: Proēgēsis Ekleipseōs

The nearest eclipse occurring just before a person's birth; a powerful factor affecting the natal chart.

Dokuz Felek SistemiFundamental Concepts & Cosmology
Arabic: el-Eflâkü't-Tis'a

The hierarchical structure of nine nested celestial spheres in Ptolemaic-Islamic cosmology.

Dolunay (Full Moon)Lunar Phases & Lunar Astrology
Arabic: İstikbâl / Greek: Panselenos

The phase whthe most the Sun and Moon are in opposition; illumination, completion, culmination and tension.

Birth at Full Moon PhaseLunar Phases & Lunar Astrology
English: Full Moon Phase Birth

Birth during a Sun-Moon opposition; themes of consciousness, relationship and completion.

Dorotheus Triplicity RulersEssential Dignities
English: Dorothean Triplicity Rulers

The triplicity ruler system givthe most in Dorotheus' Carmthe most Astrologicum; includes day, night and common rulers.

Dorotheus ve Electional Gelenek

The contributions of Book V of Dorotheus' Carmthe most Astrologicum to electional astrology.

Doryphory (Spear-Bearer)Rectification & Birth Chart Correction
Greek: Doryphoria

A planet that rises ahead of the Sun or Moon and guards them; an indicator of leadership and support.

Doryphory (Spear-Bearing)Rectification & Birth Chart Correction
Greek: Doruphoria

Planets located near the Sun or Moon as their 'guards'; indicators of status and power.

Double WhammyRelationship Astrology
Double Whammy

The condition where the same pair of planets mutually aspect each other in two people's charts. In synastry, considered one of the most powerful connections.

Derived HousesHorary Astrology
Latin: Domus Conversae / Arabic: Tahvîlu'l-Buyût

A horary astrology technique that treats the house representing a person or topic as the first house and reassigns the meanings of the other houses.

Return ChartDirections, Progressions & Returns
Arabic: Tahvîl

A cycle chart erected for the moment any planet returns to its natal position.

Quadrupedal SignsSign Qualities & Classification
Quadrupedal Signs

The special interpretations in horary and natal astrology of signs represented by four-legged animal symbols.

Nodal ReturnDirections, Progressions & Returns
Nodal Return

The lunar nodes returning to their natal positions approximately every 18.6 years; the destiny cycle.

Wedding ElectionElectional Astrology

Selecting suitable timing for marriage; the conditions of the Moon and Venus are the primary factors.

Mundane AstrologyMundane Astrology
Latin: Astrologia Mundana / Arabic: Ahkâm-ı Âlem / English: Mundane Astrology

A branch of astrology examining collectiand events such as countries, nations, wars, natural disasters and social changes.

Great Conjunctions in Mundane Astrology

The role of Jupiter-Saturn great conjunctions in indicating ages and social changes in mundane astrology.

Eclipses in Mundane Astrology

The interpretation of the effects of solar and lunar eclipses at the country and society level in mundane astrology.

Approximately 2160-year ages based on the precession cycle: Age of Pisces, Age of Aquarius etc.

Cadent House DebilityAccidental Dignities
Latin: Cadentes

The accidental debility resulting from a planet being in the 3rd, 6th, 9th or 12th houses.

Cadent HousesHouses & House Systems
Greek: Apoklima / Latin: Cadentes / Arabic: Munkalib (veya Zâil)

The houses forming the weakest positions of the chart: the 3rd, 6th, 9th and 12th houses.

Fall (Casus)Essential Dignities
Latin: Casus / Arabic: Hubût / Greek: Tapeinoma

A planet being in the sign opposite its exaltation sign; essential debility (-4 points).

Dignity of Direct MotionAccidental Dignities
Latin: Directus

The accidental dignity gained by a planet moving direct (forward).

Dwad (Duvadasamsa)Sign Qualities & Classification
Sanskritçe: Dvādasāṃśa

An Indian-origin subdivision system dividing each sign into 12 sections of 2.5 degrees; identical to dodecatemoria.

E53 terms
Arabic: Ebû Ma'şer — Firdâr

The Arabic version of the Firdaria timing technique systematized by Athis Ma'shar.

Abu Ma'shar's Lot SystemLots & Arabic Parts
Arabic: Suhûm — Ebû Ma'şer

The comprehensiand Arabic lots system systematized by Athis Ma'shar in his work Kitabu'l-Madkhal.

Eclipse Families / Saros CycleDirections, Progressions & Returns

The recurrence of eclipses with similar characteristics in approximately 18-year cycles.

Ephemeris (Planetary Almanac)Technical Terms & Calculations
Arabic: Zîc / Latin: Ephemeris

An astronomical table showing the daily positions of planets; the fundamental tool of astrological calculation.

Ephemeris Calculation MethodsTools & Calculation Instruments
Ephemeris Calculation Methods

Mathematical methods used for calculating the positions of celestial bodies at specific time intervals.

Oblique AscensionTechnical Terms & Calculations
Arabic: Metâli' el-Mâile

An ascension value dependent on geographical latitude; the basis of primary directions and house calculations.

Dragon ChartModern Techniques & Approaches
Draconic Chart

An alternatiand chart calculation that shifts the entire chart by treating the North Node as Aries 0°.

EkinoksFundamental Concepts & Cosmology
Latin: Equinoctium / Arabic: İ'tidâl

The moment the Sun is at the point where the ecliptic intersects the celestial equator; the time whthe most night and day are equal in duration.

Ekinoks DetayFundamental Concepts & Cosmology
Equinox (Detail)

The astronomical and astrological significance of the equinox points whthe most day and night are equal in length.

EkliptikFundamental Concepts & Cosmology
Latin: Ecliptica / Arabic: Felekü'l-Burûc

The imaginary circle defining the Sun's apparent path on the celestial sphere throughout a year; the fundamental reference plane of all astrological calculations.

Ecliptic LongitudeTechnical Terms & Calculations
Arabic: Tûl

The angular position of a celestial body on the ecliptic; the primary coordinate in astrology.

Ekliptik DetayFundamental Concepts & Cosmology
Ecliptic (Detail)

A detailed explanation of the Sun's apparent annual path on the celestial sphere and its fundamental role in astrology.

Extra-Ecliptical Stars

The astrological evaluation of fixed stars distant from the ecliptic plane and projection issues.

Obliquity of the EclipticTechnical Terms & Calculations
Latin: Obliquitas Eclipticae

The tilt angle of the ecliptic plane relatiand to the celestial equator plane; currently approximately 23°26'.

Obliquity of the EclipticTechnical Terms & Calculations
Arabic: Meyl-i Küllî

The approximately 23.4-degree angle between the ecliptic plane and the celestial equator.

Ekliptik Enlemi (Arz)Technical Terms & Calculations
Arabic: Arz

The deviation angle of a celestial body from the ecliptic; important in eclipse calculations and some classical techniques.

Economic Cycles DetailMundane Astrology
Economic Cycles Astrology (Detail)

A detailed examination of the relationship between planetary cycles and periods of economic expansion, contraction and crisis.

Latin: Cycli Oeconomici / Arabic: Edvâru'l-Ma'âş

A mundane astrology approach that correlates periods of economic expansion, contraction and crisis with planetary cycles.

Al-Biruni's Lot CatalogueLots & Arabic Parts
Arabic: el-Bîrûnî — Suhûm

The systematic Arabic lots list compiled by al-Biruni in his work Kitabu't-Tafhim.

Element (Triplicity)Sign Qualities & Classification
Greek: Stoicheion / Latin: Elementum / Arabic: Unsur (çoğul: Anâsır) / Hint: Tattva

The fundamental classification system dividing signs into four groups: fire, earth, air and water.

Element UyumuRelationship Astrology
English: Elemental Compatibility

The comparison of element distributions in two people's charts; a fundamental compatibility indicator.

Embolismic Month (Ara Ay)Directions, Progressions & Returns
Greek: Embolismos

The 13th lunar phase; a correction resulting from the deviation of the synodic Moon cycle from the solar calendar.

EmpyreanFundamental Concepts & Cosmology
Latin: Caelum Empyreum

The highest celestial layer beyond the Primum Mobile in medieval cosmology; the abode of God.

Commanding & Obeying SignsSign Qualities & Classification
Greek: Prostassonta / Akounta / Latin: Obedientia / Arabic: el-Âmire ve'l-Mutî'a

The hierarchical relationship between symmetric sign pairs according to the equinox axis.

EngellemePlanetary Qualities & Nature
Latin: Prohibitio / Arabic: Men' / English: Prohibition

A third planet preventing the conjunction between two planets; signifies outside interference in horary astrology.

EquatoriumTools & Calculation Instruments

A medieval device that mechanically calculates planetary positions; a pioneer of analog computers.

ErisPlanetary Basics
Greek: Eris

A dwarf planet discovered in 2005; associated with strife, competition and exclusion in modern astrology.

Eris and Sedna (Detailed)Modern Techniques & Approaches
Eris and Sedna Detail

The discovery stories, astronomical characteristics and developing astrological interpretations of the dwarf planets Eris and Sedna.

Early/Late Rising DegreeHorary Astrology
Latin: Gradus Primus/Ultimus Ascendentis

In horary astrology, the Ascendant being between 0°-3° or 27°-30°; an indicator questioning the chart's radicality.

Lot of Eros (Lot of Love)Lots & Arabic Parts
Greek: Kleros tou Erota

A Hermetic lot associated with Venus; related to love, desire and romantic devotion.

Equal House SystemHouses & House Systems
English: Equal House System

A simple house system dividing each house into equal 30-degree sections starting from the Ascendant degree.

Latin: Orbis / Arabic: Dâire

The tolerance range determining how much deviation from an aspect's exact value is still considered valid.

EvHouses & House Systems
Greek: Topos (Yer) / Latin: Domus, Locus / Arabic: Beyt (çoğul: Buyût)

An astrological structural unit formed by dividing the celestial sphere into 12 sections, representing different areas of life.

Home Purchase ElectionElectional Astrology
Real Estate Election

Determining the most suitable time for buying a house, signing a lease or moving through electional astrology rules.

Ev Almuten DetayHouses & House Systems
House Almuten Detail

Determining the almutthe most planet of a house, the calculation method and differences from the house ruler.

Ev AlmuteniHouses & House Systems
Almuten Domus / Lord of the House

The planet with the most essential dignity at a house's cusp degree, considered the primary ruler of that house's topics.

House Cusp CalculationTechnical Terms & Calculations
English: House Cusp Calculation

The astronomical and mathematical calculation methods of house cusps in different house systems.

House RulershipEssential Dignities
Greek: Oikos / Latin: Domicilium / Arabic: Beyt (çoğul: Buyût)

A planet in its own sign; the most powerful layer of essential dignity. Sun-Leo, Moon-Cancer, Mercury-Gemini/Virgo etc.

English: Domicile Assignment Rationale

An explanation of how sign rulerships are derived from planetary positions in the Thema Mundi and the Chaldean order.

House JoysHouses & House Systems
Greek: Chara / Latin: Gaudia Domorum

The assignment system where sevthe most planets 'rejoice' in specific houses; a fundamental principle explaining the origin of house meanings and sect structure.

House Joys (Detailed)Houses & House Systems
House Joys Detail

The reflection of planetary joys on the house system and the derivation of house meanings from joy assignments.

House BoundaryHouses & House Systems
Latin: Cuspis / English: House Cusp

The zodiac degree where a house begins; the boundary line calculated according to the house system and considered the most sensitiand point of that house.

House System Calculation ToolsTools & Calculation Instruments
House System Calculation Tools

Technical tools used for calculating different house systems (Placidus, Koch, Whole Sign etc.).

House TablesTools & Calculation Instruments
Latin: Tabulae Domorum / Arabic: Cedâvilu'l-Buyût

Reference tables showing astrological house cusps according to a specific latitude and sidereal time.

House DerivationHorary Astrology
Turned Houses / Derived Houses

The technique of interpreting one house from the perspectiand of another; for example, the 9th house is the 3rd house from the 7th (the spouse's sibling).

House Derivation TechniquesHouses & House Systems
Derived Houses Techniques

The technique of deriving houses from other houses to extract information about third parties and indirect topics.

Evangeline AdamsRenaissance & European Tradition
English: Evangeline Adams

An early 20th century American astrologer; contributed to the legalization of astrology in the USA.

Strengthening a HouseElectional Astrology
Latin: Fortificatio Domus

The technique of strengthening the cusp and ruler of the relevant house in electional astrology.

Lots of the HousesLots & Arabic Parts
Arabic: Suhûmu'l-Buyût

A special Arabic lots system calculated separately for each of the 12 houses.

Evlilik LotuLots & Arabic Parts
Arabic: Sahm-i Nikâh

A point providing information about marriage timing and spouse qualities.

Lot of Marriage and SynastryRelationship Astrology
Greek: Kleros Gamou

The use of the Marriage Lot in synastry analysis; examination of partner attraction and relationship destiny.

Marriage ElectionElectional Astrology
Latin: Electio Matrimonii

Selecting the most suitable astrological time for the wedding ceremony; the most common application of electional astrology.

Evrimsel AstrolojiContemporary Astrological Movements
Evolutionary Astrology

A modern astrology approach based on the soul's evolution across lifetimes, centering Pluto and the lunar nodes.

Exeligmos (Triple Saros)Directions, Progressions & Returns
Greek: ἐξέλιγμος — "turn of the wheel"

A period of approximately 54 years and 33 days (triple Saros cycle) after which eclipses repeat at nearly the same geographic location with similar magnitude.

F16 terms
Face/Dekan PuanlamaEssential Dignities
Face/Decan Scoring

The determination of decan (face) rulers formed by dividing each sign into three equal sections and dignity scoring.

Face/Decan Rulership DetailEssential Dignities
Greek: Prosopon / Latin: Facies / Arabic: el-Vücûh

The weakest type of essential dignity, where each sign is divided into three 10-degree sections assigned to planets.

Phase-Based DignityAccidental Dignities
Phase-Based Dignity

The effect of planets' eastern or western position relatiand to the Sun and their phase condition on accidental dignity.

FelekFundamental Concepts & Cosmology
Arabic: el-Felek (çoğulu: el-Eflâk)

Each of the nested spherical structures carrying celestial bodies in Islamic cosmology; the Ptolemaic-Aristotelian celestial model.

Feminine SignsSign Qualities & Classification
Greek: Thelyka / Latin: Signa Feminina / Arabic: el-Burûcü'l-Müennese

The six feminine signs consisting of earth and water elements: Taurus, Cancer, Virgo, Scorpio, Capricorn and Pisces.

Fertile & Barren Signs DetailSign Qualities & Classification
Fertile and Barren Signs (Detail)

The use of classifying signs as fertile or barrthe most in fertility, agriculture and horary astrology questions.

Final DispositorEssential Dignities
English: Final Dispositor / Latin: Dispositor Ultimus

The planet reached at the end of the rulership chain, in its own domicile; the chart's 'final dispositor'.

Firdaria (Detailed)Time Lord Systems
فرداریات (Firdāriyyāt) / Alfridaria

A timing technique of Persianian origin that divides the lifespan into periods under the rulership of the sevthe most classical planets and lunar nodes.

Firdaria (Firdariyye)Time Lord Systems
Persian: Firdâr / Arabic: Firdariyye / English: Firdaria

A time-lord system of Islamic origin distributing life sequentially among sevthe most planets (+ nodes); a total cycle of 75 years.

Firdaria Sub-PeriodsTime Lord Systems
Firdaria Sub-Periods

The calculation of sub-periods within Firdaria main periods and each sub-period's unique effect.

Firdaria Sub-RulerTime Lord Systems
Persian: Firdâr — Alt Dönem

The sub-ruler planet within the Firdaria main period; elaborates on the main theme.

Physical Appearance RectificationRectification & Birth Chart Correction
Physical Appearance Rectification

The method of predicting birth time by matching a person's physical appearance with Ascendant sign and 1st house characteristics.

FomalhautFixed Stars
Arabic: Femü'l-Hût

The brightest star of the Southern Fish constellation; one of the four Royal Stars, of Venus-Mercury nature.

Fortuna / TycheLots & Arabic Parts
Greek: Tyche / Latin: Pars Fortunae / Arabic: Sahm-i Sa'âdet

The most fundamental and widely used lot; associated with body, material conditions, health and physical well-being.

Fortune ReleasingTime Lord Systems
Greek: Aphesis tēs Tychēs

The version of the zodiacal releasing technique starting from the Lot of Fortune; times life conditions and health.

FrustrationHorary Astrology
Latin: Frustratio

A third planet preventing the conjunction of two significators; the matter being spoiled by outside interference.

G71 terms
Galaktik MerkezModern Techniques & Approaches
English: Galactic Center (GC)

The astrological interpretation of the Milky Way galaxy's center point; at approximately 27° Sagittarius.

Ancient Greek physician Galen's humoral medicine and astrological correlations.

Gauquelin ResearchPhilosophy, Ethics & Epistemology

French statistician Michel Gauquelin's empirical studies testing astrological correlations.

Gauquelin SectorsHouses & House Systems
English: Gauquelin Sectors / Gauquelin Plus Zones

The powerful planetary zones immediately following angular houses, identified by Michel Gauquelin's statistical research.

Latin: Quaestiones de Domo

The evaluation of house buying, renting and real estate questions through horary astrology methods.

Nocturnal ChartTools & Calculation Instruments
Latin: Nocturnus

A chart born with the Sun below the horizon (in houses 1-6); a birth condition where nocturnal sect planets are prominent.

Nocturnal ArcTechnical Terms & Calculations
Nocturnal Arc

The angular magnitude of the arc a celestial body traces below the horizon from setting to rising.

Day-Night EqualityFundamental Concepts & Cosmology
English: Vernal/Autumnal Equinox

The astronomical event at the spring and autumn equinoxes whthe most night and day are approximately equal in duration.

Day-Night Equality DetailedFundamental Concepts & Cosmology
Latin: Aequinoctium

The two annual points whthe most night and day are equal in duration; the starting reference of the tropical zodiac.

Diurnal/Nocturnal Lot Formula Differences

The formula reversal rule between nocturnal and diurnal births in lot calculations and its historical debate.

Lot of LivelihoodLots & Arabic Parts
Greek: Kleros Biou / Arabic: Sahmu'l-Ma'âş

An Arabic lot indicating a person's livelihood source, paths of material gain and sustenance.

TransitDirections, Progressions & Returns
Latin: Transitus / Arabic: Ubûr / English: Transit

The aspects formed by planets' real-time movements with natal chart points; the most widely used current prediction method.

Transit Control RectificationRectification & Birth Chart Correction
Transit Verification Rectification

A birth time verification technique by matching past transits with known life events.

Transit TriggerDirections, Progressions & Returns
English: Transit Trigger

A short-term transit that triggers events indicated by long-term prediction techniques (directions, progressions).

Geocentric vs. TopocentricTechnical Terms & Calculations

The calculation difference between Earth's center and the observer's center; especially significant for the Moon.

Geoffrey Cornelius & the Moment of AstrologyPhilosophy, Ethics & Epistemology
Geoffrey Cornelius ve Moment of Astrology

A modern theoretical work developing the 'meaningful moment' philosophy of astrology.

RetreatingPlanetary Qualities & Nature
Latin: Refrenatio / Arabic: İn'ikâs / English: Refranation

One planet retreating into retrograde before two planets form an exact aspect; signifies 'last-minute withdrawal' in horary astrology.

Geri HareketPlanetary Qualities & Nature
Latin: Retrogradus / Arabic: Rücû' / Greek: Anapodizon

A planet appearing to moand backward through the zodiac, opposite to its normal direction of progress, as sethe most from Earth.

Retrograde Motion DebilityAccidental Dignities
Latin: Retrogradus

A serious accidental debility formed by a planet's retrograde motion.

Gerolamo CardanoRenaissance & European Tradition

A 16th century Italian mathematician-astrologer; the first astrologer to analyze his own chart in his autobiography.

Planetary PeriodsMundane Astrology
Latin: Periodi Planetarum / Arabic: Edvâru'l-Kevâkib

A mundane astrology system that attributes the major periods of world history to planets and determines the quality of the ages.

Planetary ReturnDirections, Progressions & Returns
Planetary Return

Any planet returning to its natal position; each planet's unique cycle.

Planetary StationPlanetary Basics
Planetary Station

The moment a planet becomes stationary before turning direct or retrograde is the period whthe most the effect is most intense.

Planetary LatitudePlanetary Qualities & Nature
Latitudo Planetarum / Planetary Latitude

A concept expressing the degree to which planets are north or south of the ecliptic plane, affecting aspect interpretation.

Planetary IngressesMundane Astrology
Mundane

Mundane astrology charts erected according to the moments planets change signs.

Planetary Days & Hours DetailPlanetary Qualities & Nature
Planetary Days and Hours Detail

The system of matching days of the week and hours of the day with planets and its use in electional astrology.

Planetary Weather IndicatorsMeteorological & Agricultural Astrology
Latin: Signa Tempestatum Planetarum

Each planet's traditional effects on weather; according to hot, cold, moist and dry qualities.

Planetary Speeds (Detailed)Planetary Qualities & Nature
Planetary Speed / Velocitas Planetarum

A concept addressing the importance of planets' daily movement speeds in astrological interpretation and the meanings of speed changes.

Planetary Speed and Retrograde Motion

Planets' orbital speeds and retrograde periods affect the planet's strength and function in astrological interpretation.

Planetary Synodic Cycles

The cycle from conjunction to conjunction of two planets relatiand to each other; determines social and individual rhythms.

Planetary Colours and MetalsPlanetary Qualities & Nature
Planetary Colors and Metals

The astrological tradition of color and metal assignments associated with each planet and their alchemical origins.

Horae Planetarum / Planetary Hours

A timing system based on the Chaldean order, dividing day and night into sections under the governance of the sevthe most classical planets.

Planetary JoyPlanetary Qualities & Nature
Greek: Chara / Latin: Gaudium / Arabic: Ferah

A specific house where each planet is considered 'happiest': Mercury in the 1st, Moon in the 3rd, Venus in the 5th, Mars in the 6th, Sun in the 9th, Jupiter in the 11th, Saturn in the 12th house.

Planetary Joys (Detailed)Planetary Qualities & Nature
Planetary Joys Detail

A detailed analysis of the planetary joys system expressing the house position where each planet works most productively.

Planetary Joys & HousesHouses & House Systems
Gaudia Planetarum in Domibus

An examination of the joy system where each planet shows special affinity in a specific house and how this system shapes house meanings.

Planetary AgesPlanetary Qualities & Nature
Planetary Ages

The ancient system of planetary ages matching different periods of human life with planets.

Latin: Herbae Planetarum

The system of healing herbs governed by each planet; the treatment branch of medical astrology.

Planet-Weather RelationshipMeteorological & Agricultural Astrology
Latin: Planetae et Aeris Qualitas / Arabic: el-Kevâkib ve Tabâi'u'l-Hevâ

An astrological system examining each planet's relationship with specific weather conditions and how planetary aspects trigger weather changes.

Giambattista della PortaRenaissance & European Tradition
İtalyanca: Giovanni Battista della Porta

A 16th century Neapolitan scientist; conducted studies on physiognomy, natural philosophy and astrological medicine.

Gibbous MoonLunar Phases & Lunar Astrology

The phase between the first quarter and the full moon; a period of maturation and preparation.

Ingress ChartDirections, Progressions & Returns
Latin: Ingressus

A mundane astrology prediction chart erected for the moment a planet enters a new sign.

Girolamo CardanoRenaissance & European Tradition
İtalyanca: Girolamo Cardano

A Renaissance mathematician, physician and astrologer; conducted pioneering works on natal astrology and authority charts.

Celestial SphereFundamental Concepts & Cosmology
Latin: Sphaera Caelestis / Arabic: el-Felek

The imaginary spherical structure upon which stars and planets were assumed to move; the fundamental model of ancient and medieval cosmology.

Celestial Sphere DivisionsFundamental Concepts & Cosmology
Celestial Sphere Divisions

The division of the celestial sphere by great circles such as the ecliptic, equator, horizon and meridian, and the astrological meaning of these sections.

Celestial Sphere DivisionsFundamental Concepts & Cosmology
Latin: Sphaera Caelestis / Arabic: el-Felekü'l-A'zam

A system of dividing the celestial sphere into various circles and zones for astrological and astronomical purposes.

Celestial GlobeTools & Calculation Instruments
Arabic: Küre-i Semâvî

A spherical map showing the positions of stars and constellations.

Celestial EquatorFundamental Concepts & Cosmology
English: Celestial Equator / Arabic: Mu'addilü'n-Nehâr

The projection of Earth's equatorial plane onto the celestial sphere; one of the two fundamental reference planes of astrological calculation along with the ecliptic.

Celestial Equator vs. EclipticFundamental Concepts & Cosmology

A comparison of the two fundamental reference planes used in astrological calculations.

Celestial Coordinate SystemsTechnical Terms & Calculations
Latin: Coordinatae Caelestes

Different reference systems used in determining the positions of celestial bodies.

Celestial PolesFundamental Concepts & Cosmology
Latin: Polus Caelestis / Arabic: Kutbü's-Semâ

Two imaginary points indicated by Earth's rotation axis in the sky; all celestial bodies appear to moand around these points.

Seeing & Hearing SignsSign Qualities & Classification
Greek: Bleponta / Akouonta

The hidden communication relationship between symmetric signs according to the equinox axis.

Apparent vs. True PositionTechnical Terms & Calculations
Latin: Locus Apparens / Locus Verus

The difference between a celestial body's geometric (true) position and its position corrected for atmospheric and light effects.

Grafik Efemeris HesaplamaTools & Calculation Instruments
Graphic Ephemeris Calculation

A visual ephemeris calculation tool that graphically displays planetary movements along a time axis.

An intense tension pattern formed by four planets making mutual squares and oppositions with each other.

SolsticeFundamental Concepts & Cosmology
Latin: Solstitium / Arabic: İnkılâb

The moment the Sun reaches the point farthest from the celestial equator on the ecliptic; the day of the longest or shortest daylight of the year.

Diurnal ArcTechnical Terms & Calculations
Diurnal Arc

The angular magnitude of the arc a celestial body traces aboand the horizon from rising to setting.

Sun (Sol)Planetary Basics
Latin: Sol / Arabic: eş-Şems / Greek: Helios

One of the sevthe most classical planets and one of the two lights; associated with spirit, will, authority, vitality and visibility.

Heliacal RisingPlanetary Qualities & Nature
Greek: Phasis / Latin: Ortus Heliacus / Arabic: Tulû'

A planet becoming visible to the naked eye for the first time at dawn after separating from the Sun's beams; a powerful accidental dignity.

Solar ReturnDirections, Progressions & Returns
Latin: Revolutio Solis / Arabic: Tahvîl-i Sene-i Şemsî / English: Solar Return

An annual chart erected for the moment the Sun returns exactly to its natal position; shows the general theme of the coming year.

Latin: Sub radiis Solis, Arabic: تحت الشعاع (taḥt al-shu'ā')

The condition where a planet is 17° or closer but farther than 8°30' from the Sun. A milder accidental debility condition than combustion.

Sundial & AstrologyTools & Calculation Instruments
Latin: Horologium Solarium

The astrological time measurement of solar hours and their relationship with planetary hours.

Solar EclipseDirections, Progressions & Returns
Greek: Ekleipsis Hēliou

The Moon covering the Sun; a critical event carrying long-term effects in mundane and natal astrology.

Solar Arc RectificationRectification & Birth Chart Correction
Solar Arc Rectification

A technique for correcting unknown birth time using solar arc directions.

Solar Arc Rectification (Detail)Rectification & Birth Chart Correction
English: Solar Arc Rectification

A method of birth time correction using solar arc directions.

Solar Arc TechniqueModern Techniques & Approaches
Solar Arc Directions

Solar arc is a progression technique created by advancing all natal planets by the amount of the Sun's annual progression.

Solar Arc VariationsDirections, Progressions & Returns
Solar Arc Variations

Different variations of solar arc direction: solar arc, mean arc and corrected arc methods.

Solar Arc DirectionsDirections, Progressions & Returns
English: Solar Arc

The technique of advancing all natal points by the progressed Sun's amount of progression.

Solar Arc Directions (Detailed)Directions, Progressions & Returns
Arcus Solaris / Solar Arc Directions

A direction technique that advances all natal planets by the same amount based on the Sun's progression and is used for timing events.

Solar Arc Directions (Detail)Directions, Progressions & Returns
English: Solar Arc Directions

A prediction technique where all natal points are advanced by the Sun's progressed movement.

South Node (Ketu)Planetary Basics
Sanskritçe: Ketu / Latin: Cauda Draconis

The point where the Moon's orbit crosses the ecliptic from north to south; known as Ketu in the Indian tradition.

Daily ProgressionTime Lord Systems
Günlük Profection

The finest progression level advancing one sign per day.

H43 terms
Hamburger Okulu (Uranian Astrology)Modern Techniques & Approaches

A German astrology school developed by Alfred Witte, using midpoints and hypothetical planets.

Almuten of the ChartRectification & Birth Chart Correction
Arabic: el-Mubtezz — Galip Gelen

The most powerful planet of the entire chart; determined by scoring the rulers of the fiand hyleg points.

Chart Drawing TechniquesTools & Calculation Instruments
Chart Drawing Techniques

Various drawing and presentation methods used in visually creating astrology charts.

Chart RulerRectification & Birth Chart Correction
English: Chart Ruler / Lord of the Ascendant / Arabic: Sâhibü't-Tâli'

The domicile ruler of the Ascendant sign; one of the chart's most important planets, representing the person's general life orientation.

Harmonik Analiz RektifikasyonuRectification & Birth Chart Correction
Harmonic Analysis Rectification

A rectification technique testing the effects of small changes in birth time using harmonic charts.

Harmonik AstrolojiModern Techniques & Approaches

The modern technique in which John Addey applied harmonic analysis mathematics to astrology.

Harmonic Astrology DetailsModern Techniques & Approaches
Harmonic Astrology Details

Harmonic astrology is an analytical technique that reveals hidden patterns and themes by taking multiples of degrees in the chart.

Harmonic Chart Calculation ToolTools & Calculation Instruments
Harmonic Chart Calculator

A tool in the natal chart that forms new chart patterns by multiplying planetary positions by harmonic multiples.

Harmonic ChartsModern Techniques & Approaches
Harmonic Charts

An analysis technique in the natal chart that reveals hidden aspect patterns by multiplying planetary positions by a specific number.

Harmonik RezonansTechnical Terms & Calculations
Harmonic Resonance

The analysis of planetary positions in the chart through harmonic multiples and the harmonic chart technique.

Lot of IllnessLots & Arabic Parts
Greek: Kleros Nosou / Arabic: Sahmu'l-Maraz

An Arabic lot indicating a person's health vulnerabilities and illness tendencies.

Hava Tahmini (Astrolojik)Meteorological & Agricultural Astrology
Latin: Praedictio Aeris / Arabic: Ahkâmu'l-Envâ'

An astrological method that forecasts weather based on planetary positions, lunar phases and seasonal ingresses.

Benefic PlanetPlanetary Qualities & Nature
Latin: Beneficus / Arabic: Sa'âdet, Sa'îd / Greek: Agathopoios

Planets that produce positiand effects by nature: Jupiter (greater benefic) and Venus (lesser benefic).

Bestial SignsSign Qualities & Classification
Latin: Signa Bestialia / Greek: Tetrapoda

Signs represented by animal figures; also known as four-footed (tetrapod) signs.

HayzPlanetary Qualities & Nature
Arabic: Hayz / English: Similitude of Condition / Latin: (karşılığı yok — İslam kökenli terim)

The ideal accidental dignity condition where a planet meets all conditions in terms of sect, gender and horizon position.

Hayz AsaletiAccidental Dignities
Arabic: Hayyiz (حيز)

The accidental dignity gained by a planet achihouse'sg full harmony in terms of sect, sign gender and horizon position.

Heinrich Cornelius AgrippaRenaissance & European Tradition

A 16th century occultist; systematized astrological magic and decan imagery with his work De Occulta Philosophia.

Heliacal SettingPlanetary Qualities & Nature
Greek: Krypsis / Arabic: Gurûb

A planet becoming visible for the last time as it approaches the Sun; a period of concealment and withdrawal.

Heliacal Events DetailPlanetary Basics
Heliacal Phenomena Details

First visibility emerging from the Sun's beams (heliacal rising) and last visibility (heliacal setting) determines planetary power.

Heliaksal FazFixed Stars
Greek: Heliakos Phasis

The period whthe most a star first or last becomes visible relatiand to the Sun; an important observation technique in ancient astrology.

Heliocentric AstrologyModern Techniques & Approaches

An alternatiand astrology approach calculated with Sun-centered rather than Earth-centered coordinates.

Hellenistic RenaissanceContemporary Astrological Movements

The modern Hellenistic astrology revival led by figures such as Chris Brennan and Demetra George.

Greek: Hephaistio Thebanus

Hephaistio of Thebes' compilation on katarche/electional astrology.

Hermes TrutiniRectification & Birth Chart Correction
Trutina Hermetis

An ancient rectification technique based on the astrological relationship between the moment of birth and the moment of conception.

English: Hermetic Lots / Lots of Panaretus

An ancient system assigning one lot to each of the sevthe most planets; derived from the Panaretus text attributed to Hermes Trismegistus.

Hermeticism and AstrologyPhilosophy, Ethics & Epistemology
Hermeticism and Astrology

Hermetic philosophy is the tradition that grounds the universe-human relationship and the idea of cosmic unity, one of astrology's fundamental principles.

Speed-Based DignityAccidental Dignities
Speed-Based Dignity

Fast or slow movement relatiand to planets' average speeds creating accidental dignity or debility.

Fast MotionAccidental Dignities
Latin: Velox in cursu, Arabic: سريع السير (sarī' al-sayr)

The condition where a planet moves aboand its average daily speed. Fast movement indicates events will develop quickly and the planet is energetic.

Dignity of Fast MotionAccidental Dignities
Latin: Velox in Motu

The accidental dignity gained by a planet moving aboand its average speed.

Hilâl (Crescent Moon)Lunar Phases & Lunar Astrology
Arabic: Hilâl

The phase whthe most the Moon first becomes visible as a thin sliver after the new moon.

Hilal Ay (Crescent Moon)Lunar Phases & Lunar Astrology
English: Crescent Moon

The phase whthe most the Moon appears as a first thin crescent after the new moon; the first step of new beginnings.

Hypothetical Planets (Uranian)Modern Techniques & Approaches

The Hamburg School's hypothetical planets such as Cupido, Hades, Zeus, Kronos.

Holistik AstrolojiContemporary Astrological Movements
Holistic Astrology

An astrology movement expanding Dane Rudhyar's humanistic vision, emphasizing body-mind-spirit wholeness.

Huber Aspekt Deseni AnaliziContemporary Astrological Movements
Huber Aspect Pattern Analysis

The analysis method developed by the Huber school, where aspect patterns in the chart reflect psychological motivations.

Huber Age Point TechniqueContemporary Astrological Movements
Huber Age Point Technique

A technique developed by Bruno and Louise Huber, tracking life cycles through houses.

Huber MethodModern Techniques & Approaches
Almanca: Huber-Methode

The psychological astrology and age point method developed by Bruno and Louise Huber.

Hudud (Terms/Bounds)Sign Qualities & Classification
Latin: Termini (Fines) / Greek: Horia / Arabic: Hudûd (tekil: Hadd)

A dignity system where each sign is divided into fiand unequal sections, each governed by a different planet.

Distribution Through the Bounds

A time-lord technique based on a significator's progression through the bounds via primary direction.

Greek: Krasis / Latin: Temperamentum / Arabic: Ahlât-ı Erbaa (Dört Karışım)

The ancient temperament theory based on four element and quality pairs: sanguine, choleric, melancholic, phlegmatic.

Humoral Sistem DetayMedical Astrology
Humoral Medicine (Detail)

The astrological correspondences of the four humors (blood, phlegm, yellow bile, black bile) system and its place in medical practice.

Pre-Judgment CautionsHorary Astrology
English: Considerations Before Judgment / Strictures Against Judgment

A list of specific conditions questioning the validity or reliability of a horary chart; not absolute rules but caution signals.

Greek: Kraseis / Latin: Temperamenta

A medical system combining the four humors (blood, phlegm, yellow bile, black bile) with planetary and sign qualities.

Hyleg (Life-Giver)Rectification & Birth Chart Correction
Arabic: Haylâc / Greek: Apheta / Latin: Hyleg

The chart point representing a person's vitality and lifespan; selected from fiand candidates.

I13 terms
IatromathematicsMedical Astrology
Greek: Iatromathematike

The ancient medical astrology tradition as a combination of medicine and mathematics/astrology.

IC (Imum Coeli)Houses & House Systems
Latin: Imum Coeli (IC) / Greek: Hypogeion / Arabic: Veted-i Esfel

The lowest point where the ecliptic intersects the local meridian; the beginning of the 4th house, indicator of family, roots, home and end of life.

Latin: Inceptio vs. Electio / Arabic: el-Mebde' ve'l-İhtiyâr

A concept explaining the difference between the chart of an event's natural inception moment and the chart of a consciously chosthe most time.

Intercepted Sign DetailHouses & House Systems
Intercepted Sign Detail

The astrological interpretation and psychological effects of a sign completely contained within a house without touching a house boundary.

Reception and DetrimentPlanetary Qualities & Nature
Bonification / Maltreatment

Benefics strengthening a planet by trine and sextile aspects (bonification) or malefics weakening it by square and opposition aspects (maltreatment).

Cutting of LightPlanetary Qualities & Nature
Latin: Abscissio Luminis / Arabic: Kat'ü'n-Nûr

A third planet cutting off and preventing the conjunction of two planets; a specific variation of the obstruction concept.

Transfer of LightPlanetary Qualities & Nature
Latin: Translatio Luminis / Arabic: Naklü'n-Nûr

A fast planet separating from one planet and joining another to establish a connection between them; completion through intermediation in horary astrology.

Latin: Translatio Luminis

The resolution of a matter through a third planet carrying light as an intermediary between two significators.

Return of LightPlanetary Qualities & Nature
Arabic: Reddü'n-Nûr / Latin: Redditio Luminis

A planet sending back the light/power it received to the planet it aspected; signifies refusal or return in horary astrology.

Collection of LightPlanetary Qualities & Nature
Latin: Collectio Luminis / Arabic: Cem'ü'n-Nûr

Two planets simultaneously joining a slower third planet to establish a connection between them; resolution through an authority figure.

Latin: Collectio Luminis

A slow planet bringing the matter to resolution by receiving aspects from two significators.

LuminariesPlanetary Basics
Latin: Luminaria / Arabic: en-Neyyirân / Greek: Phota

The pair formed by the Sun and Moon together; the two most fundamental and visible celestial bodies in astrology.

Under the RaysPlanetary Qualities & Nature
Latin: Sub Radiis / Arabic: Taht-ı Şuâ' / Greek: Hypo tas augas

The condition where a planet is approximately within 15-17 degrees of the Sun; a milder but still debilitating accidental debility compared to combustion.

İ25 terms

The astrological medicine references in Ibn Sina's (Avicenna's) al-Qanun fi't-Tibb.

Secondary ProgressionsDirections, Progressions & Returns
English: Secondary Progressions

A symbolic progression technique equating each day after birth to a year; 'one day = one year'.

Twin ArgumentPhilosophy, Ethics & Epistemology

A classic counter-argument directed at astrology through the different destinies of twins born simultaneously.

GeminiSigns
Latin: Gemini / Arabic: el-Cevzâ / Greek: Didymoi

The third sign of the zodiac; of the air element, of mutable modality, masculine. Its ruler is Mercury. A double-bodied (bicorporeal) sign.

Latin: Gemini

The third sign of the zodiac; mutable, air, masculine. Under the rulership of Mercury. Represents communication, curiosity and versatility.

Gemini as Mutable Air

The astrological analysis of Gemini sign's mutable quality of the air element and Mercury's rulership.

Direct MotionPlanetary Qualities & Nature
Latin: Directus / Arabic: Müstakîm / Greek: Proodos

A planet moving in its normal forward direction (west to east) through the zodiac; considered the normal and positiand condition.

Progression WheelTime Lord Systems
Profection Çarkı

A circular progression diagram visually displaying the 12-year cycle.

Progressed AnglesDirections, Progressions & Returns
English: Progressed Angles

The progression of the Ascendant and MC in secondary progressions; shows changes in life orientation.

Progressed New MoonDirections, Progressions & Returns
English: Progressed New Moon

The conjunction of the progressed Sun and Moon in secondary progressions; the beginning of a 30-year cycle.

Relationship Timing TechniquesRelationship Astrology
Tempus Relationis

Techniques for examining the timing of beginnings, development and turning points in relationships using transits, progressions and annual return charts.

First QuarterLunar Phases & Lunar Astrology
Arabic: Terbî'-i Evvel

The lunar phase when the Moon is 90° from the Sun; a moment of action, decision and struggle.

First Quarter MoonLunar Phases & Lunar Astrology
English: First Quarter Moon

The lunar phase after the new moon when half of the Moon is illuminated; a period of action and decision-making.

Lot of FaithLots & Arabic Parts
Greek: Kleros Pisteos

A lot indicating religious beliefs, spiritual orientation and philosophical tendencies.

Ingress Charts DetailMundane Astrology
Ingress Charts (Detail)

The detailed use of charts derived from the Sun's ingress into cardinal signs in mundane astrology.

Human SignsSign Qualities & Classification
Latin: Signa Humana

Signs represented by the human figure: Gemini, Virgo, Libra, Aquarius; strong in intellect and will.

Construction & Home ElectionElectional Astrology
Latin: Electio Aedificationis

Selecting the most favorable astrological time for home construction, moving and real estate transactions.

Debility of CompletionAccidental Dignities
Arabic: İntihâ (انتهاء)

An accidental debility formed when a planet reaches the final degrees such as 29° — the completion stage.

Statistical RectificationRectification & Birth Chart Correction
Statistical Rectification Method

A method that finds the most likely birth time by statistically analyzing numerous life events.

Business Start ElectionElectional Astrology
Business Inception Election

Astrological selection of the most favorable time for starting a new business, opening a company or launching an important project.

Business Election (Trade)Electional Astrology
Latin: Electio Negotii / Arabic: İhtiyâru't-Ticâre

Selecting a favorable time for commercial activities such as starting a business, trading, signing contracts and partnerships.

Business & Trade ElectionsElectional Astrology
Arabic: İhtiyâru't-Ticâre

Selecting the most favorable astrological time for starting a business, partnerships and commercial agreements.

Lot of AccusationLots & Arabic Parts
Greek: Kleros Kategorias

A lot indicating legal issues, accusations and plaintiff-defendant relationships.

Perfection by PushingHorary Astrology
Arabic: Def' / Latin: Pulsatio

A significator concluding the question by pushing its nature or power toward another significator.

Good & Bad HousesHouses & House Systems
Greek: Chrematistikos / Achrematistos / English: Profitable / Unprofitable Houses

The classification of houses as positive (1, 4, 5, 7, 9, 10, 11) and negative (2, 3, 6, 8, 12) in the classical tradition.

J16 terms
Janus Astrology SoftwareTools & Calculation Instruments
Janus Astrology Software

A versatile professional astrology software offering both traditional and modern techniques.

Jean-Baptiste Morin (Astrologia Gallica)Renaissance & European Tradition

17th-century French astrologer; achieved the most detailed systematization of primary directions with his work Astrologia Gallica.

Jean-Baptiste Morin (Morinus)Renaissance & European Tradition
Jean-Baptiste Morin de Villefranche

French court astrologer and mathematician (1583–1656) who wrote the monumental work Astrologia Gallica.

Johannes KeplerRenaissance & European Tradition
Almanca: Johannes Kepler

The astronomer who discovered the laws of planetary motion; sought to reform astrology and contributed to aspect theory.

Johannes Kepler and AstrologyRenaissance & European Tradition

Astronomer-astrologer who discovered the laws of planetary motion; theorist of harmonic astrology.

John DeeRenaissance & European Tradition
English: John Dee

Elizabethan-era mathematician, astrologer and occultist; advisor to Queen Elizabeth I.

John GadburyRenaissance & European Tradition

17th-century British astrologer; contemporary and rival of Lilly, with works on natal astrology.

Julian Day NumberTechnical Terms & Calculations

Astrological and astronomyk in calculations used kesintisiz day sayma system.

Jung & SynchronicityPhilosophy, Ethics & Epistemology

C.G. Jung's concept of meaningful acausal connections; a modern philosophical framework for astrology.

Jung and Psychological AstrologyContemporary Astrological Movements
Jung and Psychological Astrology

The adaptation of Carl Gustav Jung's archetype theory and synchronicity concept to astrology.

JunoPlanetary Basics
Latin: Iuno

An asteroid; associated with marriage, commitment, equality and jealousy in modern astrology.

JupiterPlanetary Basics
Latin: Iuppiter / Arabic: el-Müşterî / Greek: Zeus

One of the seven classical planets and the great benefic; associated with expansion, abundance, wisdom, justice and spiritual growth.

Jupiter DirectionsDirections, Progressions & Returns
Latin: Directiones Jovis

Direction calculations in primary directions where Jupiter is used as the promissor or significator.

Jupiter CyclePlanetary Basics
Jupiter Return

Jupiter's return to its natal chart position occurs approximately every 12 years and marks periods of growth and opportunity.

Jupiter ReturnDirections, Progressions & Returns
Jupiter Return

Jupiter's return to its natal position approximately every 12 years; a cycle of growth and expansion.

Jupiter-Saturn CycleMundane Astrology
Latin: Magna Coniunctio

The conjunction of Jupiter and Saturn approximately every 20 years; the fundamental cycle of mundane astrology.

K69 terms
Fate & Free WillPhilosophy, Ethics & Epistemology
Fatum et Liberum Arbitrium / Fate and Free Will

Astrologynin fundamental philosophical ikilemi that is kadercilik with free irade between tensioni examining topic.

The apparent brightness level of a star; 1st magnitude is the brightest, 6th magnitude is the faintest visible to the naked eye.

Kara AyLunar Phases & Lunar Astrology
English: Dark Moon / Balsamic Phase

The Moon's last invisible period before conjunction with the Sun; a time of withdrawal and surrender.

Lot of SiblingsLots & Arabic Parts
Greek: Kleros Adelphon / Arabic: Sahmu'l-İhve

An Arabic lot indicating sibling relationships and the number of siblings.

Cardinal SignsSign Qualities & Classification
Latin: Signa Tropica / Arabic: el-Burûcü'l-Müteharrike

The four signs marking the beginnings of seasons: Aries, Cancer, Libra and Capricorn.

KareAspects
Greek: Tetragonon / Latin: Quadratura / Arabic: Terbî'

Two planets in an aspect relationship of 90 degrees; a challenging aspect generating tension, conflict and action.

Mixed ReceptionEssential Dignities
English: Mixed Mutual Reception

Two planets forming a mutual reception relationship through different layers of dignity; for example, one in domicile, the other in exaltation.

Latin: Quaestiones Professionis

Evaluation of business and career questions through the horary astrology method; analysis of the 10th and 6th houses.

Karmik AstrolojiModern Techniques & Approaches

An approach that interprets lunar nodes and retrograde planets as karmic and past-life indicators.

Karmic ConnectionsRelationship Astrology
Karma / Nexus Karmicus

A field of analysis in synastry examining planetary configurations that indicate past-life connections and spiritual debts.

Inter-AspectsRelationship Astrology
English: Inter-Aspects / Cross-Aspects

Planetary aspects between two charts; the fundamental tool of synastry analysis.

Mutual ReceptionEssential Dignities
Latin: Receptio Mutua / Arabic: İstikbâl Mütekâbil

Two planets located in each other's domicile or exaltation providing mutual support; a powerful bond that mitigates debility.

Greek: Diametros / Latin: Oppositio / Arabic: Mukâbele

Two planets in an aspect relationship of 180 degrees; a challenging aspect carrying opposition, awareness and the search for balance.

Katarche (Inception)Electional Astrology
Greek: Katarche / Arabic: İbtidâ'

The fundamental astrological principle that the moment something begins determines its future.

Katarche FelsefesiPhilosophy, Ethics & Epistemology
Greek: Katarchē — Başlangıç

The philosophical foundations of astrological inception moments; the relationship between time and fate.

Greek: Synodos / Latin: Coniunctio / Arabic: İktirân

Two planets meeting at the same degree or in the same sign in the zodiac; the most powerful and intense form of aspectual relationship.

Latin: Perfectio per Conjunctionem

In horary astrology, a positive conclusion of the matter through the conjunction of significators.

Latin: Res Amissa

A technique for determining whether lost items can be found and their location through the horary astrology method.

Chaldean DecansSign Qualities & Classification
English: Chaldean Decans

The most widely used decan rulership system assigned according to the Chaldean planetary order.

Chaldean TermsEssential Dignities
English: Chaldean Terms

The third and least known bounds system; a terms table attributed to the Babylonian tradition but of uncertain origin.

Chaldean OrderTechnical Terms & Calculations

An ancient order ranking planets by astronomical speed/distance: Saturn, Jupiter, Mars, Sun, Venus, Mercury, Moon.

In Own ChariotPlanetary Qualities & Nature
Latin: In Curru Suo / Arabic: fî Mercebetihî

The ideal accidental dignity when a planet is simultaneously in its own sign and meets hayz conditions.

In Own Terms (Bounds)Accidental Dignities
Latin: In Propriis Terminis

A minor accidental dignity gained when a planet is located in its own bounds/terms.

Kentaur CisimleriModern Techniques & Approaches

Small bodies in orbits between Jupiter and Neptune such as Pholus, Nessus and Chariklo; used in modern astrology.

Kepler Astrology SoftwareTools & Calculation Instruments
Kepler Astrological Software

A comprehensive, research-oriented astrology software developed by Cosmic Patterns.

Kepler CollegeContemporary Astrological Movements

The first accredited higher education institution offering astrology education in the USA (active 2000-2010).

Kiron (Chiron)Planetary Basics
English: Chiron

A centaur body discovered in 1977; associated with wounding and healing in modern astrology, with no place in the classical system.

A pattern formed when an opposition is added to a grand trine; harmony plus a focal point.

Classical Marriage IndicatorsRelationship Astrology
Latin: Significatores Matrimonii

Indicators determining the timing and quality of marriage in classical astrology.

Affinitas / Concordia Stellarum

Encompasses traditional relationship harmony evaluation methods used in Hellenistic and Medieval astrology. Luminary harmony, sign harmonies and ruling planet relationships are fundamental elements.

Koch Ev SistemiHouses & House Systems
English: Koch House System / Birthplace House System

A quadrant house system developed by Walter Koch, based on the MC's birth time arc; widespread in the German astrological tradition.

AriesSigns
Latin: Aries / Arabic: el-Hamel / Greek: Krios

The first sign of the zodiac; of the fire element, cardinal modality, masculine. Its ruler is Mars, exaltation planet is the Sun.

Latin: Aries

The first sign of the zodiac; cardinal, fire, masculine. Under the rulership of Mars. Represents initiative, entrepreneurship and courage.

Aries and Mars Rulership

Aries sign's ruler planeti Mars with that is relationship and this relationshipn astrological interpretation.

Aries IngressMundane Astrology
English: Aries Ingress / Arabic: Tahvîl-i Sene / Latin: Ingressus Solis in Arietem

An annual mundane astrology chart cast for the moment the Sun enters 0° of Aries (the vernal equinox).

Kontra-AntisciaTechnical Terms & Calculations
Contra-Antiscia / Contra-Antiskion

A concept defining degree pairs that reflect symmetrically around the equinox axis (0° Aries - 0° Libra).

Konu LorduElectional Astrology
Latin: Dominus Rei

The necessity of strengthening the natural ruling planet of the chosen matter in electional astrology.

Lord of the Matter in Elections

The principle of strengthening the planet that governs the theme of the chosen matter in electional astrology.

KovaSigns
Latin: Aquarius / Arabic: ed-Delv / Greek: Hydrochoos

The eleventh sign of the zodiac; of the air element, fixed modality, masculine. Its ruler is Saturn. A humane sign.

Latin: Aquarius

The eleventh sign of the zodiac; fixed, air, masculine. Under the classical rulership of Saturn. Represents innovation, community and independence.

Age of AquariusMundane Astrology
Age of Aquarius

The age said to begin when the vernal point enters the constellation of Aquarius through the precessional cycle.

Kozmik SempatyaPhilosophy, Ethics & Epistemology
Greek: Sympatheia

A Stoic philosophical concept proposing that all parts of the universe are interconnected and that affecting one part influences others; a philosophical foundation of astrology.

KozmobiyolojiModern Techniques & Approaches

A midpoint-focused analysis system developed by Reinhold Ebertin from Uranian astrology.

Kozmobiyoloji Orta Nokta SistemiContemporary Astrological Movements
Cosmobiology Midpoint System

Ebertin'in kozmobiyoloji system'sde orta pointsn calculation and interpretation technique.

KozmogramTechnical Terms & Calculations
Cosmogram

The technical name for the diagram showing the positions of celestial bodies at the moment of birth, and its various presentation formats.

Kozmoloji (Genel Kavram)Fundamental Concepts & Cosmology
Greek: Kosmologia

The philosophical and scientific doctrine about the structure and order of the universe; the fundamental framework of astrology.

Cosmology & Astrology RelationshipPhilosophy, Ethics & Epistemology
Cosmology and Astrology

Ancient cosmological models formed the building blocks of astrology; the system of planetary spheres and elements rests on this foundation.

Cosmos and PsychePhilosophy, Ethics & Epistemology
English: Cosmos and Psyche — Richard Tarnas

Richard Tarnas's work correlating planetary cycles with major events in world history.

Lot of CaptivityLots & Arabic Parts
Greek: Kleros Douleias

A Hellenistic lot indicating conditions of dependency, captivity and servitude.

Angular DignityAccidental Dignities
Latin: Angularis

The most powerful accidental position arising from a planet being located in the 1st, 4th, 7th or 10th house.

Angular HousesHouses & House Systems
Greek: Kentra (Merkezler) / Latin: Anguli, Cardines / Arabic: Evtâd (tekil: Veted)

The most powerful houses located at the four angular points of the chart: 1st (Ascendant), 4th (IC), 7th (Descendant) and 10th (MC).

Angular PositionAccidental Dignities
Angular Konum

The accidental dignity gained from a planet being located in angular houses (1, 4, 7, 10).

Angular-Succedent-Cadent HousesHouses & House Systems
Kentron-Epanaphora-Apoklima

The fundamental house classification system dividing the twelve houses into three groups according to their degree of power and influence.

Greek: Kakopoiia

The condition of malefic planets forming harmful aspects to other planets.

Royal StarsFixed Stars
English: Royal Stars / Persian: Dört Bekçi Yıldız

The four great stars of the ancient Persian tradition guarding the four cardinal directions: Aldebaran, Regulus, Antares and Fomalhaut.

Crystal SpheresFundamental Concepts & Cosmology
Latin: Sphaerae Crystallinae

The model of nested transparent celestial spheres carrying the planets in ancient and medieval cosmology.

Critical DaysMedical Astrology
Arabic: Eyyâm-ı Buhrâniyye

Crisis and recovery days determined according to the Moon's position during the course of an illness.

Greek: Krisis / Latin: Dies Critici

An astrological timing technique for determining critical turning points in the course of a disease.

Kronokrator DetayTime Lord Systems
Chronocrator (Detail)

The historical development of the chronocrator concept meaning 'ruler of time' and its place in different time lord systems.

Chronocrator (Period Ruler)Planetary Qualities & Nature
Greek: Chronokrator / Latin: Chronocrator / Arabic: Sâhibü'z-Zamân

The planet governing a specific time period; the fundamental concept of time lord systems such as progressions, firdaria and decennials.

Kurios (Domicile Lord)Rectification & Birth Chart Correction
Greek: Kyrios — Efendi, Lord

The ruling planet of a specific topic or point in Hellenistic astrology; in the sense of domicile lord.

Foundation ChartElectional Astrology
Foundation Chart

A chart cast according to the founding moment of a city, state or institution.

BesiegedPlanetary Qualities & Nature
Latin: Obsessio / Arabic: Muhâsara / English: Besiegement

A planet being squeezed between two malefics (Mars and Saturn) on either side; one of the most severe accidental debilities.

Polar HoroscopesTechnical Terms & Calculations
English: Polar Horoscopes

Technical difficulties and solutions for natal chart calculation in polar regions (66°+ latitude).

Kuyruklu Yıldızlar (Mundane'de)

Klasik in astrology kuyruklu stars' great change and felaketlerin habercisi as interpretation.

North Node (Rahu)Planetary Basics
Sanskritçe: Rahu / Latin: Caput Draconis

The point where the Moon's orbit crosses the ecliptic from south to north; known as Rahu in the Indian tradition.

Northern & Southern SignsSign Qualities & Classification
Northern and Southern Signs

The division of zodiac signs into northern (commanding) and southern (obeying) and the astrological significance of this distinction.

Minor ConjunctionMundane Astrology
Arabic: el-Kırânü's-Sagîr

Her 20 yeardaki tek a Jupiter-Saturn conjunctionu; mundane of astrology fundamental time birimi.

CuspHouses & House Systems
Cusp

The degree where a house or sign begins; the boundary line regarded as the intersection point of two adjacent houses or signs.

L9 terms
Lilith (Kara Ay)Planetary Basics
English: Black Moon Lilith / Dark Moon Lilith

The farthest point (apogee) of the Moon's orbit from Earth; associated with suppressed feminine energy.

Lilith VariantsModern Techniques & Approaches
English: Lilith Variants

Different Lilith points used in astrology: Black Moon Lilith, True Lilith, Asteroid Lilith.

Lilly's Dignity ScoringHorary Astrology
English: Lilly's Dignity Scoring

The numerical scoring system used by William Lilly to measure planetary power in horary astrology.

Liz GreeneContemporary Astrological Movements
English: Liz Greene

A leading figure of psychological astrology; integrated Jungian analytical psychology into astrological practice.

Local Space AstrologyModern Techniques & Approaches

The projection of natal planets from the observer's location toward the earth's surface; similar to feng shui.

English: Locomotive Pattern

A pattern where planets spread across 240° of the chart leaving a 120° gap; powerful driving force.

Luca GauricoRenaissance & European Tradition
Luca Gaurico

A Renaissance-era astrologer (1475–1558) known as an Italian mathematician, astronomer and papal astrologer.

Lunation and Weather ForecastingMeteorological & Agricultural Astrology
Latin: Lunatio Meteorologica

The tradition of using new moon and full moon charts for weather prediction.

Lunation Charts (Yeniay/Dolunay Haritaları)

Monthly mundane astrology prediction charts cast according to each new moon and full moon.

M48 terms
Makrokozmos-MikrokozmosPhilosophy, Ethics & Epistemology
Greek: Makrokosmos / Mikrokosmos

An ancient philosophical principle that the structure of the universe (macrocosm) is reflected in the human being (microcosm), and that the human is a small universe.

Besieged Between MaleficsAccidental Dignities
Latin: Obsessus inter Maleficas

A serious accidental debility formed by a planet being squeezed between two malefic planets (Mars and Saturn).

Avoidance of MaleficsElectional Astrology

The rule of avoiding Mars and Saturn being in angular or relevant houses in electional astrology.

Mars (Merih)Planetary Basics
Latin: Mars / Arabic: el-Merîh, Bahrâm / Greek: Ares

One of the seven classical planets and the lesser malefic; associated with action, courage, conflict, cutting and separation.

Mars ReturnDirections, Progressions & Returns
Latin: Revolutio Martis

A chart formed by Mars returning to its natal position; shows themes of energy and conflict.

Mars IngressMundane Astrology
Latin: Ingressus Martis

Mars's transit into a new sign; shows changes in violence, conflict and energy in mundane astrology.

Marsilio FicinoRenaissance & European Tradition
İtalyanca: Marsilio Ficino

The founder of Renaissance Neoplatonism; united Hermetic astrology and astrological medicine with philosophy.

Marsilio Ficino (De Vita)Renaissance & European Tradition

15th-century Italian Neoplatonist; theorist of astrological medicine and cosmic sympathy with his work De Vita.

Masculine SignsSign Qualities & Classification
Greek: Arsenika / Latin: Signa Masculina / Arabic: el-Burûcü'z-Zükeriyye

Six masculine signs formed from the fire and air elements: Aries, Gemini, Leo, Libra, Sagittarius and Aquarius.

Mâşâallah ve Horary Geleneği

The contributions of 8th-century astrologer Masha'allah ibn Athari to horary astrology.

Matutine / VespertinePlanetary Qualities & Nature
Latin: Matutinus / Vespertinus

A planet being a morning star (rising before the Sun) or evening star (setting after the Sun).

MC (Medium Coeli / Midheaven)Rectification & Birth Chart Correction
Latin: Medium Coeli

The highest point where the ecliptic intersects the meridian; associated with career, public sphere and social status.

MC / MidheavenHouses & House Systems
Latin: Medium Coeli (MC) / Greek: Mesoouranema / Arabic: Veted-i A'lâ

The highest point where the ecliptic meets the local meridian; beginning of the 10th house, indicator of career, reputation and public visibility.

Medieval RevivalContemporary Astrological Movements

The revival effort by figures such as Benjamin Dykes and Robert Zoller to revive Islamic-medieval astrological sources.

Medikal EvlerMedical Astrology
Latin: Domus Medicae

The role of health- and illness-related houses (1st, 6th, 8th, 12th) in medical astrology within the birth chart.

Medical Crisis DaysMedical Astrology
Critical Days in Medical Astrology

Illness duration/periodcinde the Moon's hareketine according to belirlenthe most critical daylerin medical in astrologyki calculation.

Greek: Melothesia / English: Zodiacal Man

An ancient system matching each sign with a specific region of the human body: Aries=head, Taurus=neck... Pisces=feet.

Melothesia DetayMedical Astrology
Melothesia (Detail)

A detailed explanation of the system matching signs and planets with specific body regions and organs.

Meridian (Celestial Meridian)Fundamental Concepts & Cosmology
Latin: Meridianus / Arabic: Dâiratu Nısfi'n-Nehâr

An imaginary great circle passing through the observer's zenith connecting the north and south poles.

Mercury (Utarid)Planetary Basics
Latin: Mercurius / Arabic: Utârid / Greek: Hermes

One of the seven classical planets; associated with communication, intelligence, trade, craftsmanship and mediation, neutral by nature.

Mercury ReturnDirections, Progressions & Returns
Latin: Revolutio Mercurii

A chart formed by Mercury returning to its natal position; shows themes of communication and the mind.

Meteorolojik AstrolojiMeteorological & Agricultural Astrology
Arabic: Ahkâm-ı Hevâ

The branch of astrology examining the effects of celestial bodies on weather conditions.

Metonic CycleLunar Phases & Lunar Astrology
Greek: Metonikos

The recurrence of lunar phases on approximately the same calendar dates in a 19-year cycle.

Seasonal Ingresses & WeatherMeteorological & Agricultural Astrology
Latin: Ingressus Solis / Arabic: Duhûlu'ş-Şems fi'l-Burûc

An astrological method predicting seasonal weather patterns from charts cast when the Sun enters cardinal signs.

Seasonal Climate CyclesMeteorological & Agricultural Astrology
Seasonal Climate Cycles

Seasonal astrological climate prediction cycles determined by the Sun's ingresses into cardinal signs.

Egyptian TermsEssential Dignities
English: Egyptian Terms/Bounds

The most widely used terms (bounds) system; assigns rulership to five planets by dividing each sign into five unequal sections.

Midpoint (Orta Nokta)Modern Techniques & Approaches
Almanca: Mittelpunkt

The ecliptic midpoint of two planets; a fundamental tool of Uranian and cosmobiology techniques.

Midpoint TreesModern Techniques & Approaches
Midpoint Trees

Midpoint trees are structures that visually chart the relationships of a planet with the midpoints of other planetary pairs.

Midpoint StructuresTechnical Terms & Calculations
Midpoint Structures

The interpretation of midpoint structures formed at the midpoint of two planets in Uranian and cosmobiology systems.

Mikrokozmos-Makrokozmos DoktriniPhilosophy, Ethics & Epistemology
Microcosm-Macrocosm Doctrine

The human being (microcosm) is a small reflection of the universe (macrocosm); this principle is a fundamental assumption of astrology.

Minor ProgressionsDirections, Progressions & Returns
English: Minor Progressions

A progression technique calculated on the principle of one month equals one year; details monthly themes.

Temperament AssessmentRectification & Birth Chart Correction

A method for determining a person's humoral temperament (sanguine, choleric, etc.) from the birth chart.

Mobile Astrology AppsTools & Calculation Instruments
Mobile Astrology Applications

Astrology calculation and interpretation applications used on smartphones and tablets.

Modality (Quadruplicity)Sign Qualities & Classification
Latin: Quadruplicitas / Greek: Tropos / Arabic: Rubâ'iyye

The fundamental classification system dividing signs into three groups: cardinal, fixed and mutable.

Modern Astrology SoftwareTools & Calculation Instruments

Contemporary calculation and interpretation tools such as Solar Fire, Morinus, Astro.com and Time Passages.

English: Modern Rulership vs. Classical Rulership Debate

The debate over whether assigning outer planets (Uranus, Neptune, Pluto) to sign rulerships disrupts the classical system.

Modern vs. Traditional DebateContemporary Astrological Movements

Modern psychological astrology with traditional technique astrology between duration/periodgelthe most metodolojik debate.

English: Modern vs. Traditional Rulership

The fundamental debate between the modern system assigning sign rulership to outer planets and the seven-planet classical system.

Monomoiria (Degree Rulers)Sign Qualities & Classification
Greek: Monomoiria / Latin: Gradus Singularis

A micro-rulership system in which each degree of the zodiac is ruled by a separate planet.

Moon WobbleLunar Phases & Lunar Astrology

Periods when the Sun makes squares or conjunctions with the lunar nodes; increased tension and natural disaster potential.

Chart Interpretation by the Morin MethodRenaissance & European Tradition
Morinus Chart Interpretation Method

Morinus's technique of systematic interpretation by classifying planetary determinations according to houses.

Morinus Ev SistemiHouses & House Systems
English: Morinus House System

A house system created by equally dividing the celestial equator starting from the RAMC; bears the name of Jean-Baptiste Morin.

Muhtar ElectionElectional Astrology
Latin: Electio / Arabic: el-İhtiyâr

The fundamental concept of electional astrology: the art of determining the most favorable astrological time to begin an action.

Arabic: el-İhtiyârât / Muhtar Zaman

Selecting the most favorable astrological time for a business or action; the Arabic equivalent of electional astrology.

Electional Timing (Detailed)Electional Astrology
Electional Astrology - Muhtar Time (Detail)

The detailed rules and prioritization system of the art of selecting the most favorable time to begin an endeavor.

Mundus / ÂlemFundamental Concepts & Cosmology
Latin: Mundus / Arabic: Âlem

The concept of the universe as a cosmological order; the fundamental ontological framework of astrology.

Succedent House StrengthAccidental Dignities
Latin: Succedentes

A moderate accidental dignity arising from a planet being located in the 2nd, 5th, 8th or 11th house.

A harmonic aspect pattern formed from two oppositions, two trines and two sextiles.

N19 terms
Naibod KeyDirections, Progressions & Returns
English: Naibod Key

A widely used conversion key in primary directions calculating 1° of arc as equal to 1 year 5 days.

Naibod Key DetailDirections, Progressions & Returns
Naibod Key Detail

The use of the Naibod arc as a time conversion key in primary directions and its comparison with alternative keys.

NavamsaSign Qualities & Classification
Sanskritçe: Navāṃśa (Dokuzuncu Bölüm) / English: Ninth Division

A fundamental divisional chart in Indian astrology dividing each sign into nine sections of 3°20' and known as the marriage chart.

Necessity Lotu (Zaruret)Lots & Arabic Parts
Greek: Ananke

A Hermetic lot associated with Mercury; necessity, restriction and unavoidable circumstances.

Nemesis Lotu (Kader)Lots & Arabic Parts
Greek: Adrasteia

A Hermetic lot associated with Saturn; inevitable outcome, fate and punishment.

Neo-Geleneksel AstrolojiContemporary Astrological Movements
Neo-Traditional Astrology

A contemporary astrology movement that applies Hellenistic and medieval astrological techniques anew in a modern context.

NeptunePlanetary Basics
English: Neptune / Latin: Neptunus

The eighth planet discovered in 1846; associated with imagination, spirituality, illusion and dissolution in modern astrology.

Nicholas CulpeperRenaissance & European Tradition

17th-century British herbalist-astrologer; the most comprehensive source on plant-planet correspondences.

17th-century British herbalist and astrologer; the most comprehensive source on plant-planet correspondences.

Marriage Election DetailElectional Astrology
Marriage Election (Detail)

A detailed explanation of astrological rules used in selecting the most favorable time for marriage and wedding ceremonies.

Nokta AktivasyonuLots & Arabic Parts
Lot Activation

The mechanism by which lots become activated during transits, profections and time lord periods in the natal chart.

Lot Formula DebateLots & Arabic Parts
Lot Formülü Ters Çevirme Tartışması

The debate over whether the planets in lot formulas should be reversed in night charts.

Lot Calculation MethodLots & Arabic Parts
Greek: Kleros / Arabic: Sahm

The mathematical calculation formulas of Arabic lots, the day-night distinction and their fundamental principles.

Nokta YorumlamaLots & Arabic Parts
Lot Interpretation

A systematic interpretation method for lots according to their house position, sign condition and dispositor in the natal chart.

NostradamusRenaissance & European Tradition

16th-century French astrologer-prophet; the most well-known figure of the popular prophecy tradition with his work Centuries.

Nostradamus's Prediction MethodsRenaissance & European Tradition
Nostradamus's Prediction Methods

The astrological techniques, eclipse analyses and symbolic methods used in Nostradamus's prophecies.

Concepts of Nous & LogosPhilosophy, Ethics & Epistemology
Nous and Logos in Astrology

The concepts of Nous (cosmic mind) and Logos (universal order principle) in ancient philosophy, underpinning astrology's assumption of an ordered universe.

Novile and Septile

The mystical and karmic interpretations of minor aspects formed by dividing the circle into seven (septile) and nine (novile).

NutationTechnical Terms & Calculations

A short-period oscillation in Earth's axial tilt; taken into account in precise astrological calculations.

O11 terms
Oblique Ascension and Descension (OA/OD)Technical Terms & Calculations
Latin: Ascensio Obliqua / Descensio Obliqua

The rising and setting degrees of an ecliptic point at a specific latitude.

Latin: Capricornus / Arabic: el-Cedy / Greek: Aigokeros

The tenth sign of the zodiac; of the earth element, cardinal modality, feminine. Its ruler is Saturn, exaltation planet is Mars.

Latin: Capricornus

The tenth sign of the zodiac; cardinal, earth, feminine. Under the rulership of Saturn. Represents ambition, discipline and authority.

OikodespotesRectification & Birth Chart Correction
Greek: Oikodespotēs — Ev Efendisi

The overall ruler of the birth chart; used in ancient Greek in the sense of the chart's 'master of the house.'

Event-Based RectificationRectification & Birth Chart Correction
English: Event-Based Rectification

A method of calculating the birth time backwards using the dates of known life events.

Event ChartElectional Astrology
English: Event Chart

A chart cast according to the moment an event occurs; verification of electional astrology results.

Negative Mutual ReceptionEssential Dignities
English: Mutual Reception by Detriment or Fall

Two planets forming a negative connection by being in each other's exile or fall signs.

Oriental / Occidental PositionPlanetary Qualities & Nature
Latin: Orientalis / Occidentalis / Arabic: Şarkî / Garbî

The position determining whether a planet is east or west of the Sun; used in accidental dignity evaluation.

Middle ConjunctionMundane Astrology
Arabic: el-Kırânü'l-Evsat

The shifting of Jupiter-Saturn conjunctions between element groups; an approximately 240-year cycle.

Midpoints (Detailed)Modern Techniques & Approaches
Midpoints / Halbsummen

A technique that analyzes the synthesized energy of planetary pairs by calculating the sensitive midpoint on the ecliptic.

Ortalama HareketPlanetary Qualities & Nature
Latin: Motus Medius / Arabic: el-Hareke el-Vustâ

A planet's average daily speed of motion through the zodiac; whether the actual speed is above or below this value is a dignity indicator.

Ö1 terms
Lot of DeathLots & Arabic Parts
Arabic: Sahm-i Mevt

A debated lot offering indicators about the timing and manner of death.

P45 terms
Pallas AthenaPlanetary Basics
Latin: Pallas

An asteroid; associated with strategy, wisdom, craftsmanship and justice in modern astrology.

Latin: Quaestiones Pecuniariae

Finansal sorular for horary astrology rules; 2. ev, 8. ev and rulersn evaluation.

English: Parallel / Contra-Parallel

Declination-based aspects; connections established between planets at the same or opposite declinations.

English: Parallel, Contra-Parallel

Two planetin deklinasyon valuelerine according to formed aspectual relationship; conjunction or opposition benzeri affects carries.

Greek: Paranatellonta / English: Paran

The relationship of a fixed star rising, setting or culminating simultaneously with a planet on the horizon or meridian.

English: Parans vs. Ecliptic Conjunctions

The difference between the ecliptic projection of fixed stars and their true paran relationship.

Paranatellonta

The astrological interpretation of constellation figures that rise or set simultaneously with specific degrees on the ecliptic.

Bright, Dark & Smoky DegreesSign Qualities & Classification
Latin: Gradus Lucidi, Tenebrosi, Fumosi

A classical degree classification system categorizing each degree of the zodiac as bright, dark, smoky or void.

Peak PeriodTime Lord Systems

The condition in Zodiacal Releasing when L1 and L2 are simultaneously in angular signs; a career peak.

Peregrine (Foreign)Essential Dignities
Latin: Peregrinus / Arabic: Garîb / English: Peregrine

A planet having no layer of essential dignity in its sign and degree; a debility of -5 points.

Peregrine StatusEssential Dignities
Peregrine

The condition of a planet having no essential dignity at its degree and its astrological consequences.

Placidus de TitisRenaissance & European Tradition
Placidus de Titis

The Italian monk, mathematician and astrologer (1603–1668) who developed the world's most widely used house system.

Placidus DirectionsDirections, Progressions & Returns
Latin: Directiones Placidianae

A semi-arc based primary direction calculation method developed by Placidus de Titis.

Placidus Ev SistemiHouses & House Systems
English: Placidus House System

A quadrant house system based on the temporal division between MC–IC and Ascendant–Descendant; the most widely used house system since the 17th century.

Placidus Direction DetailDirections, Progressions & Returns
Placidus Directions Detail

The mathematical foundation and application details of the Placidus semi-arc direction method.

Planetary DaysPlanetary Qualities & Nature
Latin: Dies Planetarum / Arabic: Eyyâmü'l-Kevâkib

An ancient timing system assigning a planet as ruler to each day of the week: Sunday-Sun, Monday-Moon, Tuesday-Mars, etc.

Planetary HoursPlanetary Qualities & Nature
Latin: Horae Planetariae / Arabic: Sâ'ât el-Kevâkib

A timing system dividing daylight and nighttime into seven equal parts each, assigning a planet to each part according to the Chaldean order.

Planetary SpeedPlanetary Qualities & Nature
Latin: Motus / Arabic: Hareke / English: Velocity

A planet's daily speed of motion through the zodiac; being above average speed provides accidental dignity, below it provides debility.

Planetary YearsPlanetary Qualities & Nature
Latin: Anni Planetarum / Arabic: Sinîn el-Kevâkib

Four different numerical values assigned to each planet (minor, middle, greater, greatest years); used in lifespan prediction and timing techniques.

Planetary PeriodsTime Lord Systems
Planetary Periods / Ages of Man

The system of dividing human life into periods attributed to the seven planets and the characteristic features of each period.

Planisferik UsturlabTools & Calculation Instruments
Arabic: el-Usturlâb el-Müsattah

The projection of the celestial sphere onto a flat plane; a tool for determining planetary positions, time and direction.

Greek: Platikos (geniş)

A wide aspect close to the exact degree aspect but not exactly on it, within the sphere of influence.

PleiadesFixed Stars
Arabic: es-Süreyyâ (الثريا) / Türkçe: Ülker / Greek: Pleiades

A famous star cluster in the sign of Taurus, associated with sorrow, loss, collective experiences and spiritual quest.

PlutoPlanetary Basics
English: Pluto / Greek: Plouton

The dwarf planet discovered in 1930; associated with transformation, power, destruction and rebirth in modern astrology.

Porphyry Ev SistemiHouses & House Systems
English: Porphyry House System

A simple quadrant system determining intermediate houses by dividing the ecliptic distance between MC-Ascendant and IC-Descendant into thirds.

PredominationRectification & Birth Chart Correction
Greek: Epikrasis

The determination of which planet is the most dominant and influential in a chart.

Prenatal LunationRectification & Birth Chart Correction

The last new moon or full moon before birth; a complementary indicator of the natal chart.

Prenatal Sizigi (Rektifikasyon)Rectification & Birth Chart Correction
Greek: Progenitalis Syzygia

The use of the last new moon or full moon before birth as a rectification tool.

Prenatal SyzygyDirections, Progressions & Returns
Greek: Syzygia / Arabic: İctimâ' / İstikbâl

The last new moon or full moon before birth; an additional indicator of the natal chart.

PresesyonFundamental Concepts & Cosmology
English: Precession of the Equinoxes / Arabic: İkbâl ve İdbâr / Latin: Trepidatio

The phenomenon of equinox points shifting approximately 50 arc seconds per year along the zodiac due to the slow circular oscillation of Earth's axial tilt.

Primer Direktiyon RektifikasyonuRectification & Birth Chart Correction
Primary Direction Rectification

A technique for correcting birth time with minute-level precision using primary direction calculations.

Primum MobileFundamental Concepts & Cosmology
Latin: Primum Mobile / Arabic: el-Felekü'l-Atlas veya el-Muharrik el-Evvel

The outermost sphere in the nine-sphere system; the prime mover that sets all other spheres in motion.

Greek: Prokyon — Köpekten Önce Doğan

The brightest star of Canis Minor; associated with themes of rapid success, impatience and early brilliance.

Rectification via ProfectionRectification & Birth Chart Correction
Profection-Based Rectification

A technique for determining the natal birth time and ascendant using annual profections.

Progressed MoonDirections, Progressions & Returns

The progressed position of the Moon in secondary progressions; changes sign approximately every 2.5 years.

Project Hindsight (Hellenistik Canlanma)Contemporary Astrological Movements
English: Project Hindsight (1993-)

The systematic translation project of Hellenistic astrological sources initiated by Robert Schmidt and Robert Hand in 1993; the beginning of the modern classical revival.

Promissor (Vaat Eden)Directions, Progressions & Returns
Latin: Promissor / Arabic: el-Mümessil

The chart point carried toward the significator in primary directions, 'promising' the event.

Psikolojik AstrolojiContemporary Astrological Movements
Psychological Astrology

A modern movement that reinterprets astrology as a tool for self-discovery and psychological development, inspired by Carl Jung's analytical psychology.

Ptolemy KeyDirections, Progressions & Returns
English: Ptolemy Key

Birincil direction'da the Sun's ortalama daily hareketini (0°59') kullanarak 1° ≈ 1 year hesaplayan anahtar.

Ptolemy's Marriage RulesRelationship Astrology
Greek: Ptolemaios — Peri Gamou

The rules of marriage and relationship analysis presented by Ptolemy in Tetrabiblos.

Ptolemy'nin Meteorolojik AstrolojisiMeteorological & Agricultural Astrology
Greek: Ptolemaios — Peri Episemasion

The weather and seasonal prediction method presented by Ptolemy in Book II of Tetrabiblos.

Pushing CounselAccidental Dignities
Arabic: Def'u't-Tedbîr

A planet transferring its rulership power to another planet through aspect.

Pushing NatureAccidental Dignities
Arabic: Def'u't-Tabî'a

The condition of a planet transferring its own nature to another planet through aspect.

Pushing PowerPlanetary Qualities & Nature
Arabic: Daf'ü'l-Kuvve / Latin: (İslam kökenli — Latince karşılığı değişken)

A planet transferring its power or nature to the planet it aspects; a series of concepts specific to the Islamic astrological tradition.

Pushing Two NaturesAccidental Dignities
Arabic: Def'u't-Tabî'ateyn

A planet simultaneously transferring both its own nature and rulership power to another planet.

Q2 terms

72 degreelik minor aspect; creativity, yetenek and special becmasculineer with is associated.

Quintile Family

The interpretation of the 72-degree quintile and its variants (bi-quintile, semi-quintile) as indicators of creativity and special talent.

R17 terms
Radicality (Radikallik)Horary Astrology
Latin: Radicalitas / Arabic: Asliyet

The evaluation of whether a horary astrology chart truly reflects the question asked.

Radical ChartHorary Astrology
Latin: Radix

A horary astrology chart that carries the validity of the question asked, of judgeable quality.

RAMCTechnical Terms & Calculations
Right Ascension of MC

The right ascension value of the MC point; the primary parameter for house calculations.

Regiomontanus (Johannes Muller)Renaissance & European Tradition

15th-century German mathematician-astronomer; developed a house system and precise ephemeris tables.

Regiomontanus DirectionsDirections, Progressions & Returns
Latin: Directiones Regiomontanae

A primary direction calculation method based on house cusps developed by Johannes Regiomontanus.

Regiomontanus Ev SistemiHouses & House Systems
English: Regiomontanus House System

A quadrant house system based on the equal division of the celestial equator; the system preferred by William Lilly and widely used in horary astrology.

Regiomontanus Direction DetailDirections, Progressions & Returns
Regiomontanus Directions Detail

The mathematical structure of the Regiomontanus direction system and its differences from the Placidus method.

Latin: Cor Leonis / Arabic: Kalbü'l-Esed / Persian: Venant

One of the four Royal Stars; the heart of the Leo constellation, Mars-Jupiter nature, associated with success and leadership.

Rectification (Birth Time Correction)Rectification & Birth Chart Correction
Latin: Rectificatio / Arabic: Tashîh / English: Rectification

A technique for pinpointing birth time by working backwards from lived events; the most challenging application of natal astrology.

Rectification Software ToolsRectification & Birth Chart Correction
Rectification Software Tools

Specialized software modules and tools that automate and accelerate the birth time correction process.

Types of ReceptionEssential Dignities
Latin: Receptio / Arabic: el-Kabûl

Types of relationships where two planets exchange mutual power and support by being placed in each other's dignities.

Retrograd Debilite DetayAccidental Dignities
Retrograde Debility Detail

A comprehensive analysis of the accidental debility condition of retrograde planets and its exceptions.

Retrograd DetayFundamental Concepts & Cosmology
Retrograde Detail

The astronomical mechanism of planetary retrograde, its astrological meaning and evaluation in different traditions.

Richard Tarnas and Cosmos and PsychePhilosophy, Ethics & Epistemology
Richard Tarnas ve Cosmos and Psyche

A modern academic work correlating outer planet cycles with historical events.

Robert HandContemporary Astrological Movements
English: Robert Hand

A leading figure of the Hellenistic astrology renaissance; Project Hindsight founder and comprehensive astrology author.

Rub'Tools & Calculation Instruments
Arabic: Rub'-ı Dâire

A quarter-circle shaped astronomy and timekeeping instrument; a fundamental observational tool of Islamic scholars.

Wind AstrologyMeteorological & Agricultural Astrology
Wind Astrology

An astro-meteorological branch attempting to predict wind direction and intensity from planetary positions and aspects.

S78 terms
Sabian SembolleriModern Techniques & Approaches

A modern interpretation system in which Marc Edmund Jones and Dane Rudhyar assigned a symbolic image to each of the 360 degrees.

Sabian Symbols DetailsModern Techniques & Approaches
Sabian Symbols Details

Sabian symbols are symbolic images obtained through mediumship for each degree of the zodiac and are used in degree interpretation.

Fixed SignsSign Qualities & Classification
Latin: Signa Firma / Arabic: el-Burûcü's-Sâbite

Four signs corresponding to the middle of seasons with the quality of stability and endurance: Taurus, Leo, Scorpio and Aquarius.

Latin: Stellae Fixae / Arabic: el-Kevâkib es-Sâbite

Stars that appear not to change their positions relative to each other unlike planets; the bright ones have astrological effects.

Fixed Star IngressesMundane Astrology
Latin: Ingressus Stellarum Fixarum

Sabit stars' sign changingnin mundane in astrology periodsel influence as interpretation.

Fixed StarsHorary Astrology
Latin: Stellae Fixae in Horaria

The interpretation of fixed stars being close to significators or the Ascendant in horary astrology.

Latin: Stellae Fixae / Arabic: el-Kevâkib es-Sâbite

Stars that appear not to change their positions relative to each other unlike planets; points with powerful influence in classical astrology.

Choleric TemperamentMedical Astrology
Arabic: Safravî

Hot and dry temperament; yellow bile dominant. Energetic, ambitious, angry. Associated with the fire element.

Latin: Dexter / Arabic: Yemîn

An aspect formed against the order of signs (clockwise); considered more powerful than sinister.

Health Horary AstrologyHorary Astrology
Latin: Quaestiones Sanitatis

Evaluation of health questions through the horary astrology method; the course of illness and probability of recovery.

Sahl ibn Bishr ve Horary

The central role of 9th-century Jewish-Islamic astrologer Sahl in the horary astrology tradition.

Arabic: Sahl ibn Bishr — el-İhtiyârât

Sahl ibn Bishr'in electional astrology upon systematic rules and eserleri.

Sahm / KlerosLots & Arabic Parts
Greek: Kleros / Latin: Pars / Arabic: Sahm (çoğul: Sihâm)

A calculated sensitive point derived from the mathematical relationship of three chart points (typically two planets + Ascendant).

Saltanat LotuLots & Arabic Parts
Greek: Kleros Basileias / Arabic: Sahmu's-Saltana

An Arabic lot indicating a person's potential for authority, leadership and high office.

Sapma (Declination)Fundamental Concepts & Cosmology
Latin: Declinatio / Arabic: el-Meyl

The angular distance of a celestial body north or south of the celestial equator.

Saros CycleLunar Phases & Lunar Astrology
Greek: Saros

A cycle in which similar eclipses recur approximately every 18 years and 11 days.

Saturn (Zuhal)Planetary Basics
Latin: Saturnus / Arabic: Zuhal / Greek: Kronos / Persian: Keyvân

One of the seven classical planets and the great malefic; associated with limitation, time, structure, discipline, maturity and fate.

Saturn CyclePlanetary Basics
Saturn Return

Saturn's return to its natal chart position occurs approximately every 29.5 years and indicates periods of maturation.

Saturn ReturnDirections, Progressions & Returns
Saturn Return

Saturn's return to its natal position approximately every 29.5 years; life's most important maturation threshold.

Saturn in SynastryRelationship Astrology
Saturnus

A field of analysis examining Saturn's role in synastry. Saturn brings commitment, responsibility, structure and maturation energy to the relationship but can also create restriction and distance.

War AstrologyMundane Astrology
Latin: Astrologia Bellica / Arabic: Ahkâmu'l-Hurûb

A branch of mundane astrology that analyzes and predicts the beginning, course and outcome of wars using astrological methods.

War Astrology DetailMundane Astrology
War Astrology (Detail)

Detailed analysis of the branch of mundane astrology examining astrological indicators of war and conflict periods.

Numerical IncreaseAccidental Dignities
Latin: Augmentum Numeri

An accidental dignity gained as the number of aspects a planet receives increases.

Arabic: es-Sâk — Bacak

A malefic star in the Pegasus constellation; associated with themes of danger, disaster and extremism.

Electional AstrologyElectional Astrology
Latin: Electiones / Arabic: el-İhtiyârât / English: Electional Astrology

The branch of astrology dedicated to selecting the most favorable beginning time for a specific endeavor or activity.

Latin: Principia Electionum / Arabic: Usûlü'l-İhtiyârât

The set of principles determining the fundamental rules and priority ordering of electional astrology.

Latin: Regulae Electionum

Fundamental principles to be followed in electional astrology; the management of the Moon, benefics and malefics.

SednaPlanetary Basics
İnuit mitolojisi: Sedna

A distant trans-Neptunian object discovered in 2003; used by some modern astrologers.

English: Splash Pattern

A pattern where planets are evenly distributed across the entire chart; versatility and dispersal.

Vocal & Mute SignsSign Qualities & Classification
Latin: Signa Vocalia / Muta

The classification of signs as vocal or mute in terms of oratory, music and vocal ability.

Vocal & Mute SignsSign Qualities & Classification
Latin: Signa Vocalia / Signa Muta

The classification of signs according to speech, voice and communication capacity; used in communication and confession questions in horary astrology.

Latin: Sesquiquadratus / Tri-Octile

A 135-degree minor aspect; associated with tension and struggle requiring adjustment in modern astrology.

Melancholic TemperamentMedical Astrology
Arabic: Sevdavî

Cold and dry temperament; black bile dominant. Thoughtful, analytical, pessimistic. Associated with the earth element.

Joy DignityAccidental Dignities
Latin: Gaudium

An accidental dignity gained when a planet is located in its traditional 'joy' house.

Sextus Empiricus and AstrologyPhilosophy, Ethics & Epistemology

The systematic critiques directed at astrology by the 2nd-century AD skeptic philosopher.

Seyahat LotuLots & Arabic Parts
Greek: Kleros Apodēmias / Arabic: Sahmu's-Sefer

An Arabic lot indicating a person's travel tendencies, journey conditions and expatriation status.

Travel ElectionElectional Astrology
Latin: Electio Itineris / Arabic: İhtiyâru's-Sefer

A method for determining the most favorable astrological time for embarking on a journey.

Travel Election DetailElectional Astrology
Travel Election (Detail)

The detailed determination of the most favorable departure time for safe and productive journeys according to astrological principles.

Travel ElectionsElectional Astrology
Arabic: İhtiyâru's-Sefer

Selecting the safest and most productive astrological time for long journeys and travels.

Latin: Quaestiones de Itinere

Evaluation of journey and travel questions through the horary astrology method; safety and success.

Shawn Carlson Deneyi (1985)Contemporary Astrological Movements

A double-blind astrology test published in Nature journal; its results and critiques.

Out-of-Bounds PlanetsModern Techniques & Approaches
Out of Bounds Planets

Planets whose declination exceeds 23°27'; associated with unconventional, rule-breaking behavior.

Terms (Bounds)Essential Dignities
Greek: Horia / Latin: Termini / Arabic: el-Hudûd

An essential dignity system in which each sign is divided into unequal degrees assigned to the governance of five planets.

Sidereal vs. Tropikal ZodyakFundamental Concepts & Cosmology
Latin: Sidereus / Tropicus

Two fundamental reference frameworks used in astrology: the tropical zodiac is defined by seasons, the sidereal zodiac by fixed stars.

Significator (in Directions)Directions, Progressions & Returns
Latin: Significator / Arabic: ed-Delîl

The chart point held fixed in primary directions to which the event is 'signified.'

Sinastri Ev AnaliziRelationship Astrology
Synastry House Overlay Analysis

Analysis of how a life area is influenced when one person's planets fall into the other person's houses in synastry.

Sinastride Ay AspektleriRelationship Astrology
Moon Aspects in Synastry

Moon aspects in synastry reveal the emotional harmony, sense of security and nurturing dynamic between two people.

Outer Planet Aspects in SynastryRelationship Astrology
Outer Planet Aspects in Synastry

The synastry aspects of Uranus, Neptune and Pluto add transformative, idealizing or destructive dimensions to the relationship.

Saturn Aspects in SynastryRelationship Astrology
Saturn Aspects in Synastry

Saturn aspects in synastry bring commitment, responsibility and structure to the relationship but can also create limitation and pressure.

SiriusFixed Stars
Arabic: eş-Şi'ra el-Yemâniyye / Latin: Canicula

The brightest star in the sky; the foundation of the Egyptian calendar, herald of the Nile floods.

Latin: Sinister / Arabic: Yesâr

An aspect formed in the order of signs (counterclockwise); considered weaker than dexter.

Solar FireTools & Calculation Instruments
Solar Fire

A comprehensive chart calculation and interpretation software widely used by professional astrologers.

Last QuarterLunar Phases & Lunar Astrology
Arabic: Terbî'-i Sânî

The lunar phase when the Moon is 270° from the Sun; a time of crisis, re-evaluation and release.

Last Quarter MoonLunar Phases & Lunar Astrology
English: Last Quarter Moon

The lunar phase after the full moon when half of the Moon is illuminated; a period of re-evaluation and crisis.

SoranHorary Astrology
Latin: Quaerens / English: Querent

The person asking the question in horary astrology; represented by the 1st house and its ruler.

Soru AstrolojisiHorary Astrology
English: Horary Astrology / Arabic: el-Mesâil / Latin: Quaestiones

The branch of astrology seeking answers from a chart cast for the moment a specific question is asked; the most practical application of the classical tradition.

Horary Astrology Chart ToolsTools & Calculation Instruments
Latin: Instrumenta Horariae / Arabic: Âlâtu'l-İhtiyârât

The collection of traditional and modern tools used for casting and analyzing horary astrology charts.

Horary Medical Questions Detail

Advanced techniques used in horary astrology for the course of illness, probability of recovery and treatment timing.

Horary Theft Questions

Analysis of theft cases in horary astrology: the identity of the thief, the return of the stolen item and directional determination.

Horary Lost Property Detail

Advanced techniques and house analysis used in horary astrology for locating lost or stolen items.

Horary Timing Techniques

Timing techniques used in horary astrology for determining when events will occur.

Significator Retrograde in Horary

In horary astrology, the meaning of a significator being retrograde: stepping back, giving up or delay.

Receptions in Horary

Dignity-based reception/rejection relationship between significators in horary astrology; determines the quality of the outcome.

SorulanHorary Astrology
Latin: Quaesitum / English: Quesited

The person or matter that is the subject of the question in horary astrology; represented by the house and ruler determined according to the question.

Speculum (Planetary Table)Technical Terms & Calculations
Latin: Speculum

Her planetin technique astronomyk valuelerini (RA, deklinasyon, enlem vb.) indicating detailed tablo.

SpicaFixed Stars
Latin: Spica Virginis / Arabic: es-Simâkü'l-A'zel (Silahsız Yükselen)

The brightest star of the Virgo constellation; Venus-Mercury nature, one of the most benefic fixed stars.

Spirit ReleasingTime Lord Systems
Greek: Aphesis tou Daimonos

The version of zodiacal releasing that begins from the Lot of Spirit; times career and action themes.

Station Concept DetailFundamental Concepts & Cosmology
Station Concept Detail

The astrological significance and intensifying effect of the stationary points of planets before they turn retrograde or direct.

StationaryPlanetary Qualities & Nature
Latin: Statio / Arabic: İkâme, Vukûf / Greek: Stasis

The powerful position where a planet appears to stand still at the moment of transitioning from direct to retrograde motion or vice versa.

StelliumAspects
English: Stellium / Latin: Satellitium

The concentration of three or more planets in the same sign or house; creates a powerful focal point.

Exile (Detriment)Essential Dignities
Latin: Detrimentum, Exilium / Arabic: Garîb (Yabancı), Vebâl / Greek: (spesifik terim yok — karşıt ev)

A planet being in the sign opposite its own domicile; the most severe form of essential debility (-5 points).

Swiss EphemerisTechnical Terms & Calculations

A high-precision astronomical calculation engine used by most modern astrology software.

Swiss Ephemeris (Teknik)Technical Terms & Calculations
English: Swiss Ephemeris Technical

A high-precision planetary position calculation library developed by Astrodienst.

Swiss Ephemeris Hesaplama MotoruTools & Calculation Instruments
English: Swiss Ephemeris Calculation Engine

The precise planetary position calculation infrastructure at the foundation of modern astrology software.

Concept of SympatheiaPhilosophy, Ethics & Epistemology
Sympatheia / Cosmic Sympathy

The concept of cosmic sympathy from Stoic philosophy, the idea that everything in the universe is interconnected and mutually influences each other.

Synastri Ev BindirmeleriRelationship Astrology
House Overlays / Synastry Houses

A synastry layer formed by one person's planets falling into the other person's houses. Shows which life areas the relationship influences.

SynastryRelationship Astrology

The analysis of relationship dynamics by comparing two people's natal charts.

Synodic CyclePlanetary Qualities & Nature
Greek: Synodos / Latin: Cyclus Synodicus / Arabic: Devrü'l-İctimâ'

The period between two successive conjunctions of two celestial bodies; the Moon's synodic cycle (29.5 days) is the most fundamental example.

Ş3 terms
Latin: Chorographia / Arabic: Aksâmu'l-Büldân ale'l-Burûc

A mundane astrology system attributing signs and planets to specific countries, cities and regions.

Malefic PlanetPlanetary Qualities & Nature
Latin: Maleficus / Arabic: Nuhûset, Nahs / Greek: Kakopoios

Planets that produce challenging effects by nature: Saturn (greater malefic) and Mars (lesser malefic).

Gibbous MoonLunar Phases & Lunar Astrology
English: Gibbous Moon

The phase when more than half of the Moon is illuminated; from first quarter to full moon or from full moon to last quarter.

T50 terms
T-KareAspects
T-Square (T-Kare)

A tension pattern formed when two planets in opposition both square a third planet.

Tabula Smaragdina (Emerald Tablet)Philosophy, Ethics & Epistemology
Latin: Tabula Smaragdina

A short but influential text attributed to Hermes Trismegistus; the foundational manifesto of Hermetic philosophy.

English: Seesaw Pattern

A chart pattern in which the planets concentrate in two opposing groups, creating a dynamic of balance and duality.

SectPlanetary Qualities & Nature
Greek: Hairesis / Latin: Secta / Arabic: (bkz. Hayz)

The fundamental classification dividing planets into day and night teams; the primary factor determining whether a planet operates constructively or destructively in a chart.

Sect LightPlanetary Qualities & Nature
English: Sect Light / Luminary of the Sect

The primary luminary determined by the chart's sect: the Sun in day charts, the Moon in night charts.

Sect OppositionPlanetary Qualities & Nature
English: Contrary to Sect

A planet working completely contrary to its own sect; the most harmful position for malefics.

Sect LeaderRectification & Birth Chart Correction
Greek: Haireseos Hegemon

The leading planet of the day or night sect; an important factor in determining the overall tone of the chart.

In Sect / Out of SectPlanetary Qualities & Nature
Greek: Hairetikos / English: In Sect, Out of Sect, Contrary to Sect

A fundamental evaluation determining whether a planet operates in accordance with its diurnal or nocturnal sect.

The fundamental distinction between astronomical constellations and astrological signs.

Part of Fortune — Gezegen mi?

The debate over whether the Lot of Fortune has planetary status or is a calculated point.

Greek: Kleros Tyches

The debate over whether the Lot of Fortune is a planet or a calculated point.

Whole Sign House SystemHouses & House Systems
English: Whole Sign Houses (WSH)

The oldest house system, which takes the entire sign of the Ascendant as the 1st house and each subsequent sign as the next house.

Whole Sign ConceptSign Qualities & Classification
English: Whole Sign Concept

The principle of treating an entire 30-degree sign as a single unit; a fundamental concept of Hellenistic astrology.

Whole Sign vs. Quadrant DebateContemporary Astrological Movements
Whole Sign vs. Kuadrant Tartışması

The debate over whether the Hellenistic Whole Sign system or medieval quadrant systems are more accurate.

Latin: Partilis

When two planets form an exact degree aspect; the most powerful and precise form of aspect.

TamamlanmaHorary Astrology
Latin: Perfectio / Arabic: Kemâl / English: Perfection

In horary astrology, when two significators form an exact aspect or connect through another mechanism; indicates a positive outcome to the question.

Relocation ChartModern Techniques & Approaches
Relocation Chart

A technique that recalculates the birth chart for a different geographic location to show the native's experience at that place.

Intercepted SignHouses & House Systems
English: Duplicated Sign

In quadrant house systems, when a sign is enclosed within a house without touching either cusp; a necessary consequence of interception.

Essential DignityEssential Dignities
Latin: Dignitas Essentialis / Arabic: Şeref-i Zâtî, İ'tibâr-ı Aslî

A five-layered hierarchical system determining a planet's natural power at its sign and degree.

TeraziSigns
Latin: Libra / Arabic: el-Mîzân / Greek: Zygos (veya Chelai)

The seventh sign of the zodiac; air element, cardinal modality, masculine. Ruled by Venus, with Saturn as its exaltation planet.

Latin: Libra

the zodiac's yedinci sign; kardinal, hava, masculine. Venus under the rulership of. Denge, relationship and adalet represents.

Terms/Bounds DetailsEssential Dignities
Terms/Bounds (Detail)

The different systems and applications of term rulers formed by dividing each sign into five unequal segments.

Converse DirectionsDirections, Progressions & Returns

The calculation of primary or secondary progressions in reverse direction (backward from birth).

Tertiary ProgressionsDirections, Progressions & Returns

A fine progression technique that equates each day after birth to one lunar month.

Accidental DignityAccidental Dignities
Latin: Dignitas Accidentalis / Arabic: İ'tibâr-ı Arızî

Factors determining a planet's positional strength in the chart: house position, speed, direction, relationship with the Sun and other conditions.

Accidental DebilityAccidental Dignities
Latin: Debilitas Accidentalis

The performance weakness a planet experiences according to its position in the chart.

Thema MundiFundamental Concepts & Cosmology
Greek: Thema Mundi (Dünya'nın Haritası)

A mythological chart regarded as the cosmic birth chart of the world; used as a pedagogical tool to explain sign rulerships, aspects and house joys.

Medical AstrologyMedical Astrology
Latin: Astrologia Medica / Arabic: et-Tıbb en-Nücûmî / English: Medical Astrology

A branch of classical astrology that applies astrological principles to the evaluation of health, illness, treatment and bodily constitution.

Medical Procedure ElectionElectional Astrology
Medical Elections

Rules for selecting auspicious times for surgical operations and medical interventions.

Medical Intervention ElectionElectional Astrology
Latin: Electio Medica

Selecting the most auspicious astrological time for surgical operations and medical treatments.

Ticaret LotuLots & Arabic Parts
Arabic: Sahmu't-Ticâre

An Arabic lot indicating commercial success and earning potential in business life.

Topocentric Ev SistemiHouses & House Systems
English: Topocentric House System

A quadrant house system developed by Wendel Polich and Anthony Nelson Page, centered on the observer's position.

Traditional Revival (Geleneksel Canlanma)Contemporary Astrological Movements

A classical astrology movement that began in the 20th–21st centuries with the translation of Hellenistic and medieval sources.

Trans-Neptunian Objects (TNO)Modern Techniques & Approaches

Trans-Neptunian bodies such as Sedna, Eris, Quaoar and Makemake; their use in modern astrology remains debated.

Trans-Pluto ConceptsModern Techniques & Approaches
Transpluto Concepts

The astrological interpretation and debates surrounding hypothetical and discovered trans-Plutonian celestial bodies.

Trigon LordsRectification & Birth Chart Correction
Greek: Trigonokratores

The three ruling planets assigned to each triplicity group (trigon); they govern three periods of life.

Tropical vs. Sidereal DebateContemporary Astrological Movements

The philosophical and practical dimensions of the Western and Indian astrological traditions' differing zodiac preferences.

Tropical YearTechnical Terms & Calculations

The period from one vernal equinox to the next; 365.2422 days.

Turned Charts (Derived Charts)Houses & House Systems
English: Turned Charts / Rotated Houses

A technique of physically turning the chart using derived house logic to read it from another person's perspective.

Tutulma (Eclipse)Directions, Progressions & Returns
Greek: Ekleipsis / Latin: Eclipsis / Arabic: Küsûf (Güneş), Husûf (Ay)

An eclipse formed when the Sun or Moon conjuncts or opposes near the lunar nodes; a powerful point of influence in both mundane and natal astrology.

Tutulma EtkileriMundane Astrology
Latin: Eclipsis / Arabic: el-Küsûf ve'l-Husûf

The branch of mundane astrology that examines the effects of solar and lunar eclipses on countries, societies and world events.

Latin: Duratio Eclipsis

How the duration of an eclipse determines how many years its influence will last in mundane astrology.

Eclipses and WeatherMeteorological & Agricultural Astrology
Latin: Eclipsis et Tempestas / Arabic: el-Küsûf ve Ahvâlu'l-Hevâ

An astrological approach examining the effects of solar and lunar eclipses on seasonal weather patterns and natural disasters.

Eclipses & Weather EventsMeteorological & Agricultural Astrology
Latin: Eclipsis et Tempestas

The use of solar and lunar eclipses in predicting long-term weather and climate changes.

The geographic path traced by a solar eclipse's shadow on the Earth; indicates the regions that will be most affected.

Tutulma YorumuMundane Astrology
Mundane

In mundane astrology, the evaluation of an eclipse's geographic area of influence, duration and significance.

Eclipses & the Birth ChartLunar Phases & Lunar Astrology
Eclipses and Natal Chart

The study of solar and lunar eclipses' effects on the natal chart and their relationship with important life turning points.

Intercepted SignHouses & House Systems
English: Intercepted Sign / Latin: Signum Interceptum

In quadrant house systems, a sign that is entirely swallowed within a house without touching any cusp; does not occur in Whole Sign houses.

Tycho BraheRenaissance & European Tradition

A 16th-century Danish astronomer-astrologer who advanced both astronomy and astrology through precise observations.

Tycho Brahe's StudentsRenaissance & European Tradition
Students of Tycho Brahe

The students Tycho Brahe trained at his observatory on the island of Hven, who went on to shape the history of astrology.

U9 terms
Below the HorizonAccidental Dignities
Latin: Infra Horizontem

The condition of a planet being positioned in the lower half of the chart (1st-6th houses).

Ufuk Koordinat SistemiFundamental Concepts & Cosmology
Horizontal Coordinate System / Azimuth-Altitude

A local coordinate system that determines the positions of celestial bodies through observer-dependent azimuth and altitude.

Ufuk SistemiFundamental Concepts & Cosmology
Latin: Horizon / Arabic: el-Ufuk

A fundamental reference system that divides the celestial sphere into visible and invisible hemispheres from the observer's location.

Above / Below the HorizonAccidental Dignities

The role of a planet being above or below the horizon line in accidental dignity evaluation.

Above the HorizonAccidental Dignities
Latin: Supra Horizontem

The accidental dignity gained by a planet being positioned in the upper half of the chart (7th-12th houses).

National ChartMundane Astrology
National Chart

A mundane astrology chart cast for the moment of a country's independence or founding.

UranusPlanetary Basics
English: Uranus / Greek: Ouranos

The seventh planet, discovered in 1781; associated with revolution, freedom and unexpected change in modern astrology, with no place in the classical system.

Uranian AstrologyContemporary Astrological Movements
Uranian Astrology

Hamburg School astrology established by Alfred Witte, using hypothetical trans-Neptunian planets and symmetry axes.

Signs of Long & Short AscensionSign Qualities & Classification

The phenomenon whereby some signs rise for a longer duration and others for a shorter duration, depending on geographic latitude.

Ü6 terms
Greek: Trigonon / Latin: Trinus / Arabic: Teslîs

Two planets in a 120-degree aspect relationship; the most powerful benefic aspect — harmony, flow and natural talent.

Triplicity DetailsEssential Dignities
Greek: Trigonon / Latin: Triplicitas / Arabic: el-Müsellese

A dignity system in which signs are grouped by element and assigned day, night and participating rulers.

Triplicity TransitsMundane Astrology
Triplicity Shifts

The shifting of great conjunctions between element groups; corresponds to approximately 200-year historical periods.

Triplicity RulerEssential Dignities
Greek: Trigonokrator / Latin: Dominus Triplicitatis / Arabic: Sâhibü'l-Müsellesât

Planets assigned as day, night and participating rulers of each element group (fire, earth, air, water); the third layer of essential dignity.

Country Charts DetailMundane Astrology
National Charts (Detail)

Methods of analysing natal charts derived from the founding or independence moments of countries.

Latin: Chorographia

The tradition of matching signs and planets with specific countries and cities.

V21 terms
Feral SignsSign Qualities & Classification
Latin: Signa Fera

Signs of a powerful bestial nature that do not carry a human figure, such as the second half of Leo.

Feral PlanetPlanetary Qualities & Nature
Latin: Ferus / Arabic: Vahşî

In Hellenistic terms, an isolated planet that makes no aspect to any other planet; a serious accidental debility.

Feral DebilityAccidental Dignities
Latin: Feralis

An accidental debility where a planet makes no major aspects to any other planet — complete isolation.

Greek: Chronoi tōn Asterōn

The planetary minor year values and period calculation system used by Vettius Valens.

Valens's Use of LotsLots & Arabic Parts
Greek: Vettius Valens — Kleroi

Vettius Valens's systematic approach to calculating and interpreting lots in his work Anthology.

Vedic-Western Astrology SynthesisContemporary Astrological Movements
Vedic-Western Astrology Synthesis

A modern movement that aims to combine Indian (Vedic/Jyotish) and Western astrological systems.

Arabic: en-Nesr el-Vâki'

The brightest star in the constellation Lyra; of Venus-Mercury nature.

Venus (Zuhre)Planetary Basics
Latin: Venus / Arabic: ez-Zühre / Greek: Aphrodite

One of the seven classical planets and the lesser benefic; associated with love, beauty, harmony, pleasure and material comfort.

Venus ReturnDirections, Progressions & Returns
Latin: Revolutio Veneris

A chart cast for when Venus returns to its natal position; highlights themes of relationships and values.

English: Venus Condition in Relationship Analysis

How Venus's sign, house, aspects and dignity condition determines one's relationship capacity.

Venus-Mars Aspects (in Synastry)Relationship Astrology

The Venus-Mars inter-aspects that serve as the most fundamental romantic and sexual harmony indicators in synastry.

Venus-Mars Synastry AnalysisRelationship Astrology
Venus-Mars Synastry Analysis

The synastric aspects between Venus and Mars, which most directly indicate attraction, passion and romantic dynamics in a relationship.

Fertile & Barren SignsSign Qualities & Classification
Latin: Signa Fertilia / Sterilia

The classification of signs as fertile or barren in terms of childbearing and productivity.

Fertile & Barren SignsSign Qualities & Classification
Latin: Signa Fecunda / Signa Sterilia

The classification of signs by their reproductive and fertility capacity; used in horary astrology for questions about children and pregnancy.

VestaPlanetary Basics
Latin: Vesta

An asteroid; associated in modern astrology with sacredness, devotion, focus and sexual energy.

Via CombustaHorary Astrology
Via Combusta

In horary astrology, when the Moon is located on the 'burnt way' between 15° Libra and 15° Scorpio; a negative indicator.

Via Combusta (Yanan Yol)Sign Qualities & Classification
Via Combusta

The zodiacal zone between 15° Libra and 15° Scorpio; considered a debilitating and dangerous area in classical astrology.

Victory Lotu (Zafer)Lots & Arabic Parts
Greek: Nike

A Hermetic point associated with Jupiter; signifies victory, success and confidence.

Latin: Vindemiatrix — Bağ Bozumcu

A fixed star in the constellation Virgo; of malefic nature, carrying themes of loss, separation and widowhood.

Vocal & Mute Signs DetailSign Qualities & Classification
Vocal and Mute Signs (Detail)

The detailed application of the vocal and mute sign distinction in horary and natal astrology.

VolvelleTools & Calculation Instruments
Latin: Volvella

A calculation instrument made of rotating paper or parchment discs; used for lunar phases and planetary positions.

W3 terms
William LillyRenaissance & European Tradition
English: William Lilly (1602-1681)

The greatest figure in British astrology; his Christian Astrology (1647) is the foundational English-language reference work on horary astrology.

William Lilly (Detailed)Renaissance & European Tradition
William Lilly (1602-1681)

William Lilly, the most important representative of 17th-century British astrology, established the foundational source of horary astrology with his work 'Christian Astrology'.

William Lilly, founder of the British astrological tradition, and his 1647 masterwork.

Y41 terms
Latin: Applicatio / Arabic: İttisâl

The faster planet moving toward the slower planet to form an exact aspect; an aspect that will be completed in the future.

Combust PlanetPlanetary Qualities & Nature
Latin: Combustio / Arabic: İhtirâk, Muhtarik / Greek: Hypo tas augas (Işınlar Altında)

The condition of a planet being within approximately 8 degrees of the Sun; an accidental debility that seriously weakens the planet's visibility and power.

Latin: Combustio

A planet making a conjunction within approximately 8°30' of the Sun; a serious accidental debility.

Latin: Significator Combustus

In horary astrology, the condition of the significator being combust; indicates that the querent or quesited is powerless and under pressure.

Planet Escaped from CombustionAccidental Dignities
Latin: Liber a Combustione

A planet having moved far enough from the Sun to emerge from combustion, regaining its power.

Combustion Debility DetailsAccidental Dignities
Combustion Debility Details

A detailed analysis of the combustion condition of planets positioned very close to the Sun, including the distinction with cazimi.

Latin: Semi-Sextilis

30 degreelik minor aspect; classical in astrology aversion, modern in astrology hafif tension aspect.

Latin: Octilis / Semi-Quadratus

A 45-degree minor aspect; associated with mild tension and friction in modern astrology.

Half-OrbAspects
English: Moiety

Half of each planet's total orb value; the sum of two planets' moieties determines the effective range of an aspect.

Semi-ArcTechnical Terms & Calculations
Arabic: Nısf-ı Kavs

Half of the arc along the celestial equator from a point's rising to its culmination.

YasaklamaHorary Astrology
Latin: Prohibitio / Arabic: el-Men'

When a third planet intervenes before two planets complete their aspect, blocking the connection.

Slow MotionAccidental Dignities
Latin: Tardus in cursu, Arabic: بطيء السير (baṭī' al-sayr)

The condition of a planet moving below its average daily speed. Slow motion is an accidental debility indicating delays and prolonged durations.

Debility of Slow MotionAccidental Dignities
Latin: Tardus in Motu

An accidental debility formed when a planet moves slower than its average speed.

YaySigns
Latin: Sagittarius / Arabic: el-Kavs / Greek: Toxotes

The ninth sign of the zodiac; fire element, mutable modality, masculine. Ruled by Jupiter. A double-bodied (bicorporeal) sign.

Latin: Sagittarius

The ninth sign of the zodiac; mutable, fire, masculine. Under the rulership of Jupiter. Represents exploration, philosophy and expansion.

Sagittarius as Mutable Fire

The unique synthesis created by the mutable quality of Sagittarius's fire element combined with Jupiter's rulership.

English: Splay Pattern

A chart pattern in which planets are distributed in irregular groups; indicates individuality and independence.

CancerSigns
Latin: Cancer / Arabic: es-Seretân / Greek: Karkinos

The fourth sign of the zodiac; water element, cardinal modality, feminine. Ruled by the Moon, with Jupiter as its exaltation planet.

Latin: Cancer

The fourth sign of the zodiac; cardinal, water, feminine. Under the rulership of the Moon. Represents emotional security, family and protection.

Yeniay (New Moon)Lunar Phases & Lunar Astrology
Arabic: İctimâ' / Greek: Synodos

The conjunction of the Sun and Moon at the same ecliptic longitude; the beginning of a new cycle.

Yerel Mekân AstrolojisiModern Techniques & Approaches
Local Space Astrology

A technique that projects planetary directions onto the living space, offering spatial arrangement suggestions.

Local Mean TimeTechnical Terms & Calculations
Local Mean Time

A time measurement based on the Sun's passage through the local meridian, varying according to longitude.

Stellar Magnitude Classes

The classification of fixed stars by brightness magnitude and the evaluation of their astrological effects according to magnitude class.

Star Phase Cycles

The astrological interpretation of the heliacal rising, setting and culmination phases of fixed stars in relation to the Sun.

Star PhasesFixed Stars
Star Phases

The visibility cycle of fixed stars in relation to the Sun: curtailed passage, arising, laying hidden, etc.

Sidereal YearTechnical Terms & Calculations

the Sun's sabit starsa according to tam a tur yapma duration/periodsi; 365.2564 day.

Sidereal TimeTechnical Terms & Calculations
Arabic: ez-Zamânü'n-Nücûmî

Time measured according to the stars; the fundamental parameter for Ascendant and house calculations.

Annual ProgressionTime Lord Systems
Latin: Profectio / Arabic: Tasyîr-i Senevî / English: Annual Profection

The simplest time lord system, advancing the chart by one sign for each birthday and designating that sign's ruler as lord of the year.

Profectio Annua / Annual Profection

A Hellenistic timing technique that assigns each year of life sequentially to a house and designates that house's ruler as the time lord for the year.

Annual Profection LordsTime Lord Systems
Annual Profection Lords

Her year aktif that is profection house'sin ruler planetinin determination and interpretation.

Greek: Chronokrator

The ruling planet of the house activated through profection; determines the themes of the year.

Hebrew: Yod (10. harf) / English: Yod, Finger of God

An aspect pattern formed when two planets in sextile both send a quincunx (150°) to a third planet; known as a 'fated point' in modern astrology.

English: Domicile Rulership Scheme

The systematic distribution structure of assigning the seven planets as domicile rulers of the 12 signs; the Sun and Moon at the centre, the others symmetrically arranged.

Lot of ExaltationLots & Arabic Parts
Greek: Kleros Hypsomatos

Toplumsal ascension and fame potansiyelini indicating Arap lotu.

ExaltationEssential Dignities
Greek: Hypsoma / Latin: Exaltatio / Arabic: Şeref

The essential dignity layer where a planet gains extraordinary power in a specific sign and degree; the most powerful position after domicile.

Exaltation DegreesEssential Dignities
English: Exaltation Degrees / Arabic: Derecâtü'ş-Şeref

The specific degree in each planet's exaltation sign where the exaltation effect is most intense.

Exaltation Degrees (Detail)

A list of the planets' exaltation signs and degrees, their historical origins and methods of interpretation.

Rising Sign (Ascendant)Houses & House Systems
Greek: Horoskopos / Latin: Ascendens / Arabic: et-Tâli'

The zodiac degree rising on the eastern horizon at the moment of birth; the chart's most important point, the beginning of the 1st house, and an indicator of body and personality.

Latin: Dominus Ascendentis in Electionibus

The requirement in electional astrology for the ascendant ruler to be in a powerful and positive position.

Ascensional TimesDirections, Progressions & Returns
Greek: Chronoi Anaphoras

The time required for a sign to rise through the horizon; fundamental to primary direction calculations.

Face Ruler (Decan Lord)Essential Dignities
Greek: Prosopon / Latin: Facies / Arabic: Vech (çoğul: Vücûh)

The the weakest layer; each 10-degree decan assigned a planetary ruler according to the Chaldean order (+1 point).

Z7 terms
Equation of TimeTechnical Terms & Calculations
Arabic: Ta'dîl-i Zamân

The difference between true solar time and mean solar time between fark; varies up to ±16 minutes throughout the year.

Time Lord (Chronocrator)Time Lord Systems
Greek: Chronokrator / Latin: Dominus Temporis / Arabic: Sâhibü'z-Zamân

The planet that directs a specific life period; a common concept shared by systems such as profection, firdaria, decennials and zodiacal releasing.

Time Lord ActivationTime Lord Systems
Time Lord Activation

The mechanism by which a time lord activates natal chart promises and its relationship with transit triggers.

Timing (in Horary)Horary Astrology
Timing in Horary

In horary astrology, determining when an event will occur, using timing rules.

Latin: Homo Signorum

An iconographic human figure visualising melothesia, with the 12 zodiac signs assigned to body parts.

Greek: Aphesis (Releasing) / English: Zodiacal Releasing (ZR)

Cyclically progressing through signs starting from the Lot of Fortune or Spirit — progressing —the most powerful Hellenistic time lord technique.

ZodyakFundamental Concepts & Cosmology
Greek: Zodiakos Kyklos / Arabic: Mıntıkatü'l-Burûc / Persian: Kuşâk-ı Burûc

A celestial belt approximately 8-9 degrees wide around the ecliptic where planets travel; divided into 12 equal signs.