The highest angular house associated with career, public sphere, social status, authority and success.
The succedent house associated with hopes, friendships, communities, gains and good fortune; Jupiter's house of joy.
The cadent house associated with hidden enemies, imprisonment, isolation, exile, the unconscious and self-destruction; Saturn's house of joy.
Two planets being in a 150-degree aspect relationship; not an aspect in classical astrology (aversion), a minor aspect in modern astrology.
The rising sign and degree on the eastern horizon; the most important chart point representing the person's body, appearance, vitality and identity.
The succedent house representing material resources, money, property, personal values and means of livelihood.
The cadent house representing siblings, neighbors, short journeys, daily communication and routines; the Moon's house of joy.
The angular house associated with home, family, roots, father (or mother, debated), inheritance and end of life.
The succedent house associated with children, creativity, pleasure, romance, entertainment and good fortune; Venus's house of joy.
The cadent house associated with illness, hardship, service, enemies and daily working conditions; Mars's house of joy.
The angular house associated with marriage, partnership, the other person, open enemies and lawsuits.
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.
In synastry, a detailed examination of the 7th house; relationship type, partner profile and partnership dynamics.
The succedent house associated with death, inheritance, others' resources, fears and deep transformation.
The cadent house associated with religion, philosophy, higher education, long journeys and spiritual quest; the Sun's house of joy.
10th century Islamic astronomer es-Sufi's work Kitabu Suveri'l-Kevakib and star catalogue.
The visual deviation in star and planet positions caused by Earth's orbital motion.
The role of a planet being above or below the horizon line in accidental dignity evaluation.
The accidental dignity gained by a planet being positioned in the upper half of the chart (7th-12th houses).
The Arabic version of the Firdaria timing technique systematized by Abu Ma'shar.
The comprehensive Arabic lots system systematized by Abu Ma'shar in his work Kitabu'l-Madkhal.
The historical research of astrology as an academic discipline; history of science and cultural context.
The performance weakness a planet experiences according to its position in the chart.
Factors determining a planet's positional strength in the chart: house position, speed, direction, relationship with the Sun and other conditions.
The age said to begin when the vernal point enters the constellation of Aquarius through the precessional cycle.
The Pisces Age lasting approximately 2000 years in the precession cycle; associated with Christianity and spiritual seeking.
The use of astrological principles in the timing of agricultural activities.
The potential use of artificial intelligence technology in astrological calculation, interpretation and research.
The systematic Arabic lots list compiled by al-Biruni in his work Kitabu't-Tafhim.
19th-20th century British astrologer; founder of the modern astrology movement, pioneer of the psychological approach.
A quadrant house system of Islamic origin created by dividing the diurnal and nocturnal semi-arcs into three; widely used in the Middle Ages.
The planet that determines lifespan by aspecting the Hyleg; one of its minor, middle or major years is the predicted lifespan.
The brightest star of the Taurus constellation; one of the four Royal Stars, of Mars nature.
The fixed star traditionally considered the most malefic; represents Medusa's head in the Perseus constellation.
The effect of the star Algol in the natal chart; intense transformation, risk of violence and themes of extremism.
Annual astrological-astronomical calendars; includes ephemeris, weather prediction and agricultural guide.
The planet with the most essential dignity points at a specific degree; the 'true lord' or 'victor' of that degree.
The most powerful planet of the entire chart; determined by scoring the rulers of the five hyleg points.
The brightest star of the Eagle (Aquila) constellation; of Mars-Jupiter nature.
The 29th degree of a sign; a critical position called 'destructive degree' in classical astrology.
The most powerful accidental position arising from a planet being located in the 1st, 4th, 7th or 10th house.
The most powerful houses located at the four angular points of the chart: 1st (Ascendant), 4th (IC), 7th (Descendant) and 10th (MC).
The accidental dignity gained from a planet being located in angular houses (1, 4, 7, 10).
The fundamental house classification system dividing the twelve houses into three groups according to their degree of power and influence.
A birth time correction technique using the Moon's position in the prenatal syzygy.
The ruling planet of the house activated through profection; determines the themes of the year.
Determining and interpreting the ruling planet of the profection house that becomes active each year.
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.
The brightest star of the Scorpio constellation; 'Rival of Mars', one of the four Royal Stars.
An ancient Greek analog computer from the 1st century BCE; a device for calculating planetary positions and eclipses.
In horary astrology, antiscia points revealing hidden connections and invisible effects.
The difference between a celestial body's geometric (true) position and its position corrected for atmospheric and light effects.
The faster planet moving toward the slower planet to form an exact aspect; an aspect that will be completed in the future.
In electional astrology, ensuring the Moon or Ascendant ruler forms aspects to benefics.
The eleventh sign of the zodiac; of the air element, fixed modality, masculine. Its ruler is Saturn. A humane sign.
The brightest star in the Bootes constellation; carries meanings of leadership, pathfinding and following a different path.
The tolerance range determining how much deviation from an aspect's exact value is still considered valid.
Astrological research and education association; a pioneering organization founded by Robert Hand and Robert Schmidt.
The first sign of the zodiac; of the fire element, cardinal modality, masculine. Its ruler is Mars, exaltation planet is the Sun.
An annual mundane astrology chart cast for the moment the Sun enters 0° of Aries (the vernal equinox).
The relationship between Aries and its ruling planet Mars, and the astrological interpretation of this relationship.
An astronomical model and calculation instrument in which the celestial sphere is represented by interlocking rings.
The fundamental principle of Hermetic philosophy; "What is below is like what is above, and what is above is like what is below." It expresses the cosmic parallelism between macrocosm and microcosm.
The requirement in electional astrology for the ascendant ruler to be in a powerful and positive position.
The difference between a sign's rising time on the ecliptic and its rising time on the equator.
The time required for a sign to rise through the horizon; fundamental to primary direction calculations.
The time required for each sign to rise on the eastern horizon; varies by latitude and is a fundamental calculation parameter in classical astrology.
The angular relationship of two planets on the zodiac; conjunction, sextile, square, trine and opposition are the five Ptolemaic aspects.
The effect of aspect formation and dissolution speeds on astrological interpretation and their value as timing indicators.
Different systems used in determining aspect tolerances (orbs): planet-based, aspect-based and moiety approaches.
In the natal chart, structural analysis of multiple planetary aspect patterns, their dynamics and psychological correspondences.
Geometric aspect configurations formed by three or more planets with each other.
A branch of modern astrology encompassing the inclusion of main-belt asteroids and other minor celestial bodies in astrological interpretation.
Software tools that display astrocartography and locational astrology maps on a world map.
A free and professional-level online astrology calculation platform offered by Astrodienst.
A location analysis developed by Jim Lewis, based on the projection of natal planetary lines onto a world map.
Astrocartography analyzes a person's experiences at different locations by projecting planetary lines onto a world map.
An ancient analog calculation device used for calculating celestial body positions.
A cosmic period lasting approximately 2,160 years due to the precession of the equinoxes, reflecting a specific sign's energy.
In the natal chart, dietary recommendations based on temperament analysis; part of traditional Unani medicine.
Indicators attempting to predict drought periods from the dominance of Saturn and fire signs.
The classification of plants according to planetary rulers and herbal medicine practices based on astrological principles.
Indicators used for predicting precipitation probability from lunar and planetary configurations.
A technique attempting to predict storms and severe weather events from Mars, Uranus and tense aspects.
An astro-meteorological prediction technique attempting to forecast temperature changes from planetary natures.
Two different people who have nearly identical natal charts, having been born on the same or very close date, time and place.
An ancient knowledge system that examines the relationships between celestial body positions and movements, worldly events and human life.
The Church's changing attitude toward astrology throughout history; from Augustine to Aquinas.
The debate on astrology's permissibility (halal/haram) in Islamic jurisprudence and the reality of historical practice.
Evaluation and research of astrological claims from the perspective of modern neuroscience.
A topic examining different religious traditions' approaches to astrology, historical interactions and theological debates.
A topic addressing the ongoing debate around astrology's scientific validity, research attempts and epistemological issues.
The debate over whether astrology can be scientifically tested and its methodological issues.
Testing astrological claims with statistical methods; the Gauquelin studies and aftermath.
Calendar tools for tracking planetary transits, retrogrades, eclipses and significant astrological events.
A topic addressing ethical issues and professional responsibilities encountered during astrological consultation and practice.
Computer programs that automate natal chart, horary astrology, electional astrology and transit calculations.
A historical overview describing the development process of astrological calculation software from the 1970s to the present.
Modern astrology software has made chart generation and technical analyses accessible by automating complex calculations.
Comprehensive mathematical table collections used for calculating planetary positions in Islamic astronomy.
Astronomy and astrology, today two different disciplines, lived inseparably intertwined throughout history for a long time.
In synastry, an area of analysis defining specific planetary aspects and house overlays that indicate physical, emotional and intellectual attraction.
Saint Augustine's theological and philosophical critiques directed at astrology.
The condition where two signs or houses cannot form a Ptolemaic aspect relationship; 2-1, 6-1, 8-1 and 12-1 relationships.
The rule of avoiding Mars and Saturn being in angular or relevant houses in electional astrology.
The calculation methods for the difference angle (ayanamsa) between the tropical and sidereal zodiac.
A classical concept where planets at certain degrees of the zodiac are associated with physical defect, disability or impairment.
The last phase before the new moon; a period of completion, surrender, preparation and seeding.
An astrological weather prediction tradition establishing connections between planetary positions and weather.
15 stars believed to have special powers in the Hermetic magic tradition; used in talisman making.
The condition of a planet being positioned in the lower half of the chart (1st-6th houses).
Planets that produce positive effects by nature: Jupiter (greater benefic) and Venus (lesser benefic).
A planet being squeezed between two malefics (Mars and Saturn) on either side; one of the most severe accidental debilities.
The powerful accidental dignity gained by a planet being enclosed between two benefic planets (Jupiter and Venus).
The classification of signs as bestial or human and the role of this distinction in astrological interpretation.
Signs represented by animal figures; also known as four-footed (tetrapod) signs.
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 creative potential.
The mutable signs represented by dual or double figures: Gemini, Virgo, Sagittarius and Pisces.
A system based on Rudolf Steiner's anthroposophic agriculture concept, combining cosmic rhythms with agricultural practices.
Birth during a Sun-Moon opposition; themes of consciousness, relationship and completion.
The fundamental astrological chart erected for the moment of a person's birth; the basis of all natal astrology interpretation.
Guido Bonatti's 146 horary astrology evaluation rules in Liber Astronomiae.
The comprehensive Arabic lots catalogue compiled by Guido Bonatti in his work Liber Astronomiae.
Bernadette Brady's system of using fixed stars in the natal chart through the parans method.
A classical degree classification system categorizing each degree of the zodiac as bright, dark, smoky or void.
A distribution pattern where most planets are within a semicircle, with one planet alone on the opposite side.
A pattern where all planets are concentrated in a narrow 120° section of the chart; specialization and focus.
Selecting the most favorable astrological time for starting a business, partnerships and commercial agreements.
Astrological selection of the most favorable time for starting a new business, opening a company or launching an important project.
The accidental debility resulting from a planet being in the 3rd, 6th, 9th or 12th houses.
The houses forming the weakest positions of the chart: the 3rd, 6th, 9th and 12th houses.
A quadrant house system based on the equal division of the prime vertical; defined by the 13th century Italian mathematician Campanus.
The fourth sign of the zodiac; water element, cardinal modality, feminine. Ruled by the Moon, with Jupiter as its exaltation planet.
The second brightest star in the sky; associated with wisdom, exploration and navigation.
The tenth sign of the zodiac; of the earth element, cardinal modality, feminine. Its ruler is Saturn, exaltation planet is Mars.
The four signs marking the beginnings of seasons: Aries, Cancer, Libra and Capricorn.
Evaluation of business and career questions through the horary astrology method; analysis of the 10th and 6th houses.
A planet sending its aspect ray to a degree it does not occupy. In Hellenistic sources the term names the ray cast backward, against the order of the signs, in the right-hand direction.
The condition where a planet is closer than 17 arc minutes to the Sun; a rare position that paradoxically grants extraordinary power.
Based on proximity to the Sun, a planet is considered cazimi (very powerful) or combust (weakened); degree ranges are important.
The narrow 17 arc-minute range where the cazimi condition occurs and its calculation details.
Different reference systems used in determining the positions of celestial bodies.
A detailed explanation of the ecliptic and equatorial coordinate systems used for determining celestial body positions.
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.
A comparison of the two fundamental reference planes used in astrological calculations.
A spherical map showing the positions of stars and constellations.
Each of the nested spherical structures carrying celestial bodies in Islamic cosmology; the Ptolemaic-Aristotelian celestial model.
Two imaginary points indicated by Earth's rotation axis in the sky; all celestial bodies appear to move around these points.
The imaginary spherical structure upon which stars and planets were assumed to move; the fundamental model of ancient and medieval cosmology.
The division of the celestial sphere by great circles such as the ecliptic, equator, horizon and meridian, and the astrological meaning of these sections.
Small bodies in orbits between Jupiter and Neptune such as Pholus, Nessus and Chariklo; used in modern astrology.
The largest asteroid / dwarf planet; associated with nurturing, motherhood and harvest in modern astrology.
The most widely used decan rulership system assigned according to the Chaldean planetary order.
An ancient order ranking planets by astronomical speed/distance: Saturn, Jupiter, Mars, Sun, Venus, Mercury, Moon.
The third and least known bounds system; a terms table attributed to the Babylonian tradition but of uncertain origin.
Various drawing and presentation methods used in visually creating astrology charts.
Morinus's technique of systematic interpretation by classifying planetary determinations according to houses.
The domicile ruler of the Ascendant sign; one of the chart's most important planets, representing the person's general life orientation.
A centaur body discovered in 1977; associated with wounding and healing in modern astrology, with no place in the classical system.
Hot and dry temperament; yellow bile dominant. Energetic, ambitious, angry. Associated with the fire element.
A Hellenistic astrology expert; an astrologer who transmitted the tradition to a new generation through comprehensive academic work and podcast.
The planet governing a specific time period; the fundamental concept of time lord systems such as progressions, firdaria and decennials.
Roman orator and philosopher Cicero's critiques of astrology in De Divinatione.
The metaphorical name for primary direction; the significator's 'walking' toward the promissor.
A mundane astrology system attributing signs and planets to specific countries, cities and regions.
Encompasses traditional relationship harmony evaluation methods used in Hellenistic and Medieval astrology. Luminary harmony, sign harmonies and ruling planet relationships are fundamental elements.
Indicators determining the timing and quality of marriage in classical astrology.
A branch attempting to predict cloud formation and fog from the configurations of Neptune and water planets.
A fixed star that crosses the meridian simultaneously with the MC degree; affects career and public image.
A fixed star that rises from the horizon simultaneously with the Ascendant degree; carries powerful influence in natal interpretation.
A fixed star that sets on the horizon simultaneously with the Descendant degree; affects relationships and late-period life.
Two planets simultaneously joining a slower third planet to establish a connection between them; resolution through an authority figure.
A planet making a conjunction within approximately 8°30' of the Sun; a serious accidental debility.
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.
In horary astrology, the condition of the significator being combust; indicates that the querent or quesited is powerless and under pressure.
A detailed analysis of the combustion condition of planets positioned very close to the Sun, including the distinction with cazimi.
The interpretation of comets in classical astrology as heralds of great change and disaster.
The hierarchical relationship between symmetric sign pairs according to the equinox axis.
A third chart created from the midpoints of two people's planetary positions; the relationship itself.
A composite chart is an abstract relationship chart created from the midpoints of two people's planets.
The concepts of Nous (cosmic mind) and Logos (universal order principle) in ancient philosophy, underpinning astrology's assumption of an ordered universe.
Two planets meeting at the same degree or in the same sign in the zodiac; the most powerful and intense form of aspectual relationship.
The fundamental distinction between astronomical constellations and astrological signs.
Selecting the most favorable astrological time for home construction, moving and real estate transactions.
A concept defining degree pairs that reflect symmetrically around the equinox axis (0° Aries - 0° Libra).
The calculation of primary or secondary progressions in reverse direction (backward from birth).
Two planets physically joining at the same degree and sign; the most powerful type of aspect.
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.
A midpoint-focused analysis system developed by Reinhold Ebertin from Uranian astrology.
The midpoint calculation and interpretation technique of Ebertin's cosmobiology system.
The technical name for the diagram showing the positions of celestial bodies at the moment of birth, and its various presentation formats.
Ancient cosmological models formed the building blocks of astrology; the system of planetary spheres and elements rests on this foundation.
The philosophical and scientific doctrine about the structure and order of the universe; the fundamental framework of astrology.
Richard Tarnas's work correlating planetary cycles with major events in world history.
Methods of analysing natal charts derived from the founding or independence moments of countries.
An aspect pattern consisting of three sextiles and one opposition; a protective but tense structure.
The phase when the Moon first becomes visible as a thin sliver after the new moon.
Crisis and recovery days determined according to the Moon's position during the course of an illness.
The model of nested transparent celestial spheres carrying the planets in ancient and medieval cosmology.
See Cusp. The degree where a house or sign begins; the intersection point of two adjacent houses or signs.
A third planet cutting off and preventing the conjunction of two planets; a specific variation of the obstruction concept.
The finest progression level advancing one sign per day.
The second fundamental point, counterpart to Fortune; associated with mind, will, vocation, character and spiritual orientation.
The founder of humanistic astrology; a thinker who combined astrology with Jungian psychology and holistic philosophy.
The Moon's last invisible period before conjunction with the Sun; a time of withdrawal and surrender.
A relationship chart erected based on the midpoint of time and location between two births.
The astronomical event at the spring and autumn equinoxes when night and day are approximately equal in duration.
The formula reversal rule between nocturnal and diurnal births in lot calculations and its historical debate.
The critical research of Geoffrey Dean and Ivan Kelly systematically testing astrological claims.
The accidental debility when a planet does not form an aspect to any other planet before leaving its current sign.
An accidental debility formed when a planet reaches the final degrees such as 29°, the completion stage.
The accidental debility formed by the decrease in a planet's visible brightness.
An accidental debility formed when a planet moves slower than its average speed.
The system of dividing each sign into three 10-degree sections, with each section governed by a planet.
The tradition of depicting the zodiac's 36 decans with mythological figures; astrological art of Egyptian origin.
A decennial period time-lord system from the Hellenistic period, based on the lights in the natal chart.
A Hellenistic time-lord system that assigns seven planets as rulers in sequence over a 129-year cycle; has multi-layered sub-periods.
The theoretical framework regarding the completion of the full cycle of the Decennials system in approximately 129 years.
The first-level (main) periods of the Decennials system; each planet governs 10.9-year periods in sequence.
The second-level sub-periods of the Decennials system; divides the main period into shorter segments.
The third and fourth-level micro-periods of the Decennials system; precise timing of events.
The angular distance of a celestial body north or south of the celestial equator.
A system using parallel and contra-parallel aspects arising from planets' ecliptic latitude (declination).
A planet's brightness decreasing as it approaches the Sun; a position evaluated as accidental debility.
A chart erected for the moment a patient took to bed or the illness began; predicts the course and outcome of the illness.
Degree theory is a modern astrological approach that assigns special meanings and power levels to each degree of the zodiac.
The method of evaluating aspects based on exact degree distance rather than sign-based.
Giambattista della Porta's concept of natural magic and the connections between astrological principles and natural science.
A time correction compensating for irregularities in Earth's rotation speed; critical for historical charts.
A pioneer of asteroid astrology and Hellenistic astrology expert; an author adapting ancient techniques to modern practice.
The technique of treating one house as another house's 1st house and recounting the other houses accordingly; widely used in horary astrology.
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'.
The 7th house cusp ruler showing relationship preferences and the type of partner attracted.
The question of whether fate or free will is determinative in astrology has been one of the most fundamental philosophical debates since antiquity.
The tension between fate and free will in astrology; one of the deepest questions of ancient philosophy.
The accidental dignity gained by a planet receiving a positive aspect from Jupiter or Venus.
The mixed accidental-essential power gained by a planet being in its own domicile, exaltation, or both.
The accidental dignity gained by a planet moving above its average speed.
The accidental dignity gained by a planet achieving full harmony in terms of sect, sign gender and horizon position.
The accidental dignity gained by the increase in a planet's visible brightness.
William Lilly's evaluation system that assigns numerical points to each essential dignity and debility layer.
A comprehensive evaluation system that determines a planet's position between strength and debility based on its sign and degree.
A planet moving in its normal forward direction (west to east) through the zodiac; considered the normal and positive condition.
In primary directions, the angular distance between two points; converted to time at a rate of one degree per year.
The domicile ruler of the sign where a planet is located; the 'landlord' responsible for that planet's condition.
The phase after the full moon; a period of sharing and disseminating acquired knowledge.
A debated aspect relationship between two planets in different signs but within a narrow orb.
The system of distributing periods according to signs in profection and zodiacal releasing.
A time-lord technique based on a significator's progression through the bounds via primary direction.
The angular magnitude of the arc a celestial body traces above the horizon from rising to setting.
The system of creating a micro-zodiac by dividing each sign into 12 equal parts (2.5 degrees each).
The contributions of Book V of Dorotheus' Carmen Astrologicum to electional astrology.
The triplicity ruler system given in Dorotheus' Carmen Astrologicum; includes day, night and common rulers.
Planets located near the Sun or Moon as their 'guards'; indicators of status and power.
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.
The display of two natal charts as nested rings; a synastry comparison technique.
An alternative chart calculation that shifts the entire chart by treating the North Node as Aries 0°.
The relationship and differences between Scorpio sign's traditional ruler Mars and modern ruler Pluto.
In quadrant house systems, the same sign appearing on the cusps of two consecutive houses; a necessary consequence of an intercepted sign.
An Indian-origin subdivision system dividing each sign into 12 sections of 2.5 degrees; identical to dodecatemoria.
In horary astrology, the Ascendant being between 0°-3° or 27°-30°; an indicator questioning the chart's radicality.
An astrological branch attempting to predict earthquake probability from eclipse and planetary configurations.
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.
How the duration of an eclipse determines how many years its influence will last in mundane astrology.
The branch of mundane astrology that examines the effects of solar and lunar eclipses on countries, societies and world events.
The recurrence of eclipses with similar characteristics in approximately 18-year cycles.
In mundane astrology, the evaluation of an eclipse's geographic area of influence, duration and significance.
The geographic path traced by a solar eclipse's shadow on the Earth; indicates the regions that will be most affected.
The study of solar and lunar eclipses' effects on the natal chart and their relationship with important life turning points.
An astrological approach examining the effects of solar and lunar eclipses on seasonal weather patterns and natural disasters.
The imaginary circle defining the Sun's apparent path on the celestial sphere throughout a year; the fundamental reference plane of all astrological calculations.
The deviation angle of a celestial body from the ecliptic; important in eclipse calculations and some classical techniques.
The Moon's deviation north or south from the ecliptic plane; a factor determining eclipse conditions.
The angular position of a celestial body on the ecliptic; the primary coordinate in astrology.
A mundane astrology approach that correlates periods of economic expansion, contraction and crisis with planetary cycles.
The most widely used terms (bounds) system; assigns rulership to five planets by dividing each sign into five unequal sections.
Selecting the most favorable astrological time for a business or action; the Arabic equivalent of electional astrology.
The fundamental concept of electional astrology: the art of determining the most favorable astrological time to begin an action.
Fundamental principles to be followed in electional astrology; the management of the Moon, benefics and malefics.
The set of principles determining the fundamental rules and priority ordering of electional astrology.
The fundamental classification system dividing signs into four groups: fire, earth, air and water.
The comparison of element distributions in two people's charts; a fundamental compatibility indicator.
The 13th lunar phase; a correction resulting from the deviation of the synodic Moon cycle from the solar calendar.
The method of interpreting houses containing no planets: the position of the house ruler and transit effects.
Houses containing no planets; at least five houses in every chart are empty, and this does not mean that area is unimportant.
The highest celestial layer beyond the Primum Mobile in medieval cosmology; the abode of God.
An astronomical table showing the daily positions of planets; the fundamental tool of astrological calculation.
Mathematical methods used for calculating the positions of celestial bodies at specific time intervals.
A simple house system dividing each house into equal 30-degree sections starting from the Ascendant degree.
The difference between true solar time and mean solar time; varies up to ±16 minutes throughout the year.
A medieval device that mechanically calculates planetary positions; a pioneer of analog computers.
The moment the Sun is at the point where the ecliptic intersects the celestial equator; the time when night and day are equal in duration.
A dwarf planet discovered in 2005; associated with strife, competition and exclusion in modern astrology.
The discovery stories, astronomical characteristics and developing astrological interpretations of the dwarf planets Eris and Sedna.
A five-layered hierarchical system determining a planet's natural power at its sign and degree.
An early 20th century American astrologer; contributed to the legalization of astrology in the USA.
A superior planet's rising on the eastern horizon as the Sun sets; a powerful position occurring near opposition with the Sun.
A chart cast according to the moment an event occurs; verification of electional astrology results.
A method of calculating the birth time backwards using the dates of known life events.
A modern astrology approach based on the soul's evolution across lifetimes, centering Pluto and the lunar nodes.
When two planets form an exact degree aspect; the most powerful and precise form of aspect.
The essential dignity layer where a planet gains extraordinary power in a specific sign and degree; the most powerful position after domicile.
The specific degree in each planet's exaltation sign where the exaltation effect is most intense.
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.
A planet being in the sign opposite its own domicile; the most severe form of essential debility (-5 points).
The astrological evaluation of fixed stars distant from the ecliptic plane and projection issues.
The determination of decan (face) rulers formed by dividing each sign into three equal sections and dignity scoring.
A planet being in the sign opposite its exaltation sign; essential debility (-4 points).
An annual calendar published in the USA since 1818; lunar phases, weather prediction and planting guide.
The condition where a planet moves above its average daily speed. Fast movement indicates events will develop quickly and the planet is energetic.
A fundamental philosophical dilemma of astrology, examining the tension between fatalism and free will.
The six feminine signs consisting of earth and water elements: Taurus, Cancer, Virgo, Scorpio, Capricorn and Pisces.
An accidental debility where a planet makes no major aspects to any other planet, complete isolation.
In Hellenistic terms, an isolated planet that makes no aspect to any other planet; a serious accidental debility.
Signs of a powerful bestial nature that do not carry a human figure, such as the second half of Leo.
The classification of signs as fertile or barren in terms of childbearing and productivity.
The planet reached at the end of the rulership chain, in its own domicile; the chart's 'final dispositor'.
A time-lord system of Islamic origin distributing life sequentially among seven planets (+ nodes); a total cycle of 75 years.
The calculation of sub-periods within Firdaria main periods and each sub-period's unique effect.
The sub-ruler planet within the Firdaria main period; elaborates on the main theme.
The lunar phase when the Moon is 90° from the Sun; a moment of action, decision and struggle.
Four signs corresponding to the middle of seasons with the quality of stability and endurance: Taurus, Leo, Scorpio and Aquarius.
Stars that appear not to change their positions relative to each other unlike planets; the bright ones have astrological effects.
The interpretation, in mundane astrology, of fixed stars changing sign as a periodic influence.
Stars that appear not to change their positions relative to each other unlike planets; points with powerful influence in classical astrology.
The brightest star of the Southern Fish constellation; one of the four Royal Stars, of Venus-Mercury nature.
The most fundamental and widely used lot; associated with body, material conditions, health and physical well-being.
The version of the zodiacal releasing technique starting from the Lot of Fortune; times life conditions and health.
A chart cast according to the founding moment of a city, state or institution.
A third planet preventing the conjunction of two significators; the matter being spoiled by outside interference.
The phase when the Sun and Moon are in opposition; illumination, completion, culmination and tension.
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.
French statistician Michel Gauquelin's empirical studies testing astrological correlations.
The powerful zones immediately following (in the direction of diurnal motion) a planet's crossing of the Ascendant or MC, identified by Michel Gauquelin's statistical research; in the classical house system these correspond not to angular but to cadent houses, the 12th and 9th.
The third sign of the zodiac; of the air element, of mutable modality, masculine. Its ruler is Mercury. A double-bodied (bicorporeal) sign.
The astrological analysis of Gemini sign's mutable quality of the air element and Mercury's rulership.
A planet receiving another planet from its own dignity position; one-way reception.
The calculation difference between Earth's center and the observer's center; especially significant for the Moon.
A modern theoretical work developing the 'meaningful moment' philosophy of astrology.
The role of geographical latitude in astrological calculations; affects house systems and rising times.
A 16th century Italian mathematician-astrologer; the first astrologer to analyze his own chart in his autobiography.
A 16th century Neapolitan scientist; conducted studies on physiognomy, natural philosophy and astrological medicine.
The phase between the first quarter and the full moon; a period of maturation and preparation.
The classification of houses as positive (1, 4, 5, 7, 9, 10, 11) and negative (2, 3, 6, 8, 12) in the classical tradition.
An intense tension pattern formed by four planets making mutual squares and oppositions with each other.
A harmony pattern formed by three planets making trines (120°) with each other; in the same element.
A visual ephemeris calculation tool that graphically displays planetary movements along a time axis.
The conjunction of Jupiter and Saturn approximately every 20 years; the fundamental cycle indicating the turning point of historical ages in mundane astrology.
The transition of Jupiter-Saturn conjunctions from one element group to another; symbolizes age changes.
Half of each planet's total orb value; the sum of two planets' moieties determines the effective range of an aspect.
A German astrology school developed by Alfred Witte, using midpoints and hypothetical planets.
A rectification technique testing the effects of small changes in birth time using harmonic charts.
The modern technique in which John Addey applied harmonic analysis mathematics to astrology.
A tool in the natal chart that forms new chart patterns by multiplying planetary positions by harmonic multiples.
An analysis technique in the natal chart that reveals hidden aspect patterns by multiplying planetary positions by a specific number.
The analysis of planetary positions in the chart through harmonic multiples and the harmonic chart technique.
The ideal accidental dignity condition where a planet meets all conditions in terms of sect, gender and horizon position.
Evaluation of health questions through the horary astrology method; the course of illness and probability of recovery.
A 16th century occultist; systematized astrological magic and decan imagery with his work De Occulta Philosophia.
First visibility emerging from the Sun's beams (heliacal rising) and last visibility (heliacal setting) determines planetary power.
The period when a star first or last becomes visible relative to the Sun; an important observation technique in ancient astrology.
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.
A planet becoming visible for the last time as it approaches the Sun; a period of concealment and withdrawal.
An alternative astrology approach calculated with Sun-centered rather than Earth-centered coordinates.
The modern Hellenistic astrology revival led by figures such as Chris Brennan and Demetra George.
Hephaistio of Thebes' compilation on katarche/electional astrology.
The matching of planets and signs with specific healing herbs; the Culpeper tradition.
An ancient rectification technique based on the astrological relationship between the moment of birth and the moment of conception.
An ancient system assigning one lot to each of the seven planets; derived from the Panaretus text attributed to Hermes Trismegistus.
Hermetic philosophy is the tradition that grounds the universe-human relationship and the idea of cosmic unity, one of astrology's fundamental principles.
An astrology movement expanding Dane Rudhyar's humanistic vision, emphasizing body-mind-spirit wholeness.
Determining the most suitable time for buying a house, signing a lease or moving through electional astrology rules.
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.
The collection of traditional and modern tools used for casting and analyzing horary astrology charts.
A local coordinate system that determines the positions of celestial bodies through observer-dependent azimuth and altitude.
A fundamental reference system that divides the celestial sphere into visible and invisible hemispheres from the observer's location.
An astrological structural unit formed by dividing the celestial sphere into 12 sections, representing different areas of life.
The planet with the most essential dignity at a house's cusp degree, considered the primary ruler of that house's topics.
The astronomical and mathematical calculation methods of house cusps in different house systems.
The technique of deriving houses from other houses to extract information about third parties and indirect topics.
The assignment system where seven planets 'rejoice' in specific houses; a fundamental principle explaining the origin of house meanings and sect structure.
A planet in its own sign; the most powerful layer of essential dignity. Sun-Leo, Moon-Cancer, Mercury-Gemini/Virgo etc.
An explanation of how sign rulerships are derived from planetary positions in the Thema Mundi and the Chaldean order.
Technical tools used for calculating different house systems (Placidus, Koch, Whole Sign etc.).
Reference tables showing astrological house cusps according to a specific latitude and sidereal time.
A technique developed by Bruno and Louise Huber, tracking life cycles through houses.
The analysis method developed by the Huber school, where aspect patterns in the chart reflect psychological motivations.
The psychological astrology and age point method developed by Bruno and Louise Huber.
Signs represented by the human figure: Gemini, Virgo, Libra, Aquarius; strong in intellect and will.
A medical system combining the four humors (blood, phlegm, yellow bile, black bile) with planetary and sign qualities.
The ancient temperament theory based on four element and quality pairs: sanguine, choleric, melancholic, phlegmatic.
The chart point representing a person's vitality and lifespan; selected from five candidates.
The Hamburg School's hypothetical planets such as Cupido, Hades, Zeus, Kronos.
The ancient medical astrology tradition as a combination of medicine and mathematics/astrology.
The astrological medicine references in Ibn Sina's (Avicenna's) al-Qanun fi't-Tibb.
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.
Advanced techniques used in horary astrology for the course of illness, probability of recovery and treatment timing.
The ideal accidental dignity when a planet is simultaneously in its own sign and meets hayz conditions.
A minor accidental dignity gained when a planet is located in its own bounds/terms.
A fundamental evaluation determining whether a planet operates in accordance with its diurnal or nocturnal sect.
A concept explaining the difference between the chart of an event's natural inception moment and the chart of a consciously chosen time.
A planet's brightness increasing as it moves away from the Sun; a favorable position providing accidental dignity.
A mundane astrology prediction chart erected for the moment a planet enters a new sign.
The detailed use of charts derived from the Sun's ingress into cardinal signs in mundane astrology.
Planetary aspects between two charts; the fundamental tool of synastry analysis.
In quadrant house systems, a sign that is entirely swallowed within a house without touching any cusp; does not occur in Whole Sign houses.
A versatile professional astrology software offering both traditional and modern techniques.
17th-century French astrologer; achieved the most detailed systematization of primary directions with his work Astrologia Gallica.
Astronomer-astrologer who discovered the laws of planetary motion; theorist of harmonic astrology.
Elizabethan-era mathematician, astrologer and occultist; advisor to Queen Elizabeth I.
17th-century British astrologer; contemporary and rival of Lilly, with works on natal astrology.
An accidental dignity gained when a planet is in its house of joy: 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.
A continuous day-count system used in astrological and astronomical calculations.
C.G. Jung's concept of meaningful acausal connections; a modern philosophical framework for astrology.
The adaptation of Carl Gustav Jung's archetype theory and synchronicity concept to astrology.
An asteroid; associated with marriage, commitment, equality and jealousy in modern astrology.
One of the seven classical planets and the great benefic; associated with expansion, abundance, wisdom, justice and spiritual growth.
Direction calculations in primary directions where Jupiter is used as the promissor or significator.
Jupiter's return to its natal position approximately every 12 years; a cycle of growth and expansion.
The conjunction of Jupiter and Saturn approximately every 20 years; the fundamental cycle of mundane astrology.
An approach that interprets lunar nodes and retrograde planets as karmic and past-life indicators.
A field of analysis in synastry examining planetary configurations that indicate past-life connections and spiritual debts.
The fundamental astrological principle that the moment something begins determines its future.
A comprehensive, research-oriented astrology software developed by Cosmic Patterns.
The first accredited higher education institution offering astrology education in the USA (active 2000-2010).
A pattern formed when an opposition is added to a grand trine; harmony plus a focal point.
A quadrant house system developed by Walter Koch, based on the MC's birth time arc; widespread in the German astrological tradition.
The ruling planet of a specific topic or point in Hellenistic astrology; in the sense of domicile lord.
The lunar phase when the Moon is 270° from the Sun; a time of crisis, re-evaluation and release.
An aspect formed in the order of signs (counterclockwise); considered weaker than dexter.
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.
The seventh sign of the zodiac; air element, cardinal modality, masculine. Ruled by Venus, with Saturn as its exaltation planet.
The farthest point (apogee) of the Moon's orbit from Earth; associated with suppressed feminine energy.
Different Lilith points used in astrology: Black Moon Lilith, True Lilith, Asteroid Lilith.
The numerical scoring system used by William Lilly to measure planetary power in horary astrology.
A leading figure of psychological astrology; integrated Jungian analytical psychology into astrological practice.
A time measurement based on the Sun's passage through the local meridian, varying according to longitude.
The projection of natal planets from the observer's location toward the earth's surface; similar to feng shui.
A pattern where planets spread across 240° of the chart leaving a 120° gap; powerful driving force.
In Zodiacal Releasing, the phenomenon of L1 making a jump when the L2 period reaches an angular sign.
The main ruling planet of the natal chart; the equivalent of oikodespotes in medieval terminology.
A technique for determining whether lost items can be found and their location through the horary astrology method.
The mechanism by which lots become activated during transits, profections and time lord periods in the natal chart.
The mathematical calculation formulas of Arabic lots, the day-night distinction and their fundamental principles.
The debate over whether the planets in lot formulas should be reversed in night charts.
A systematic interpretation method for lots according to their house position, sign condition and dispositor in the natal chart.
A lot indicating legal issues, accusations and plaintiff-defendant relationships.
A point derived from the Lots of Fortune and Spirit, indicating the chart's general foundation.
A Hellenistic lot indicating conditions of dependency, captivity and servitude.
A point providing information about the potential for having children and the relationship with children.
An Arabic lot indicating commercial success and earning potential in business life.
A Hermetic lot associated with Mars; courage, daring and venturing into danger.
A debated lot offering indicators about the timing and manner of death.
A Hermetic lot associated with Venus; related to love, desire and romantic devotion.
An Arabic lot indicating the potential for social advancement and fame.
A lot indicating religious beliefs, spiritual orientation and philosophical tendencies.
An Arabic lot indicating a person's health vulnerabilities and illness tendencies.
An Arabic lot indicating a person's potential for authority, leadership and high office.
The Arabic lot indicating intellectual capacity and learning ability.
An Arabic lot indicating a person's livelihood source, paths of material gain and sustenance.
A point providing information about marriage timing and spouse qualities.
The use of the Marriage Lot in synastry analysis; examination of partner attraction and relationship destiny.
A Hermetic lot associated with Mercury; necessity, restriction and unavoidable circumstances.
A Hermetic lot associated with Saturn; inevitable outcome, fate and punishment.
An Arabic lot indicating sibling relationships and the number of siblings.
The Arabic lot indicating the father's condition and the father-child relationship.
The Arabic lot indicating the mother's condition and the mother-child relationship.
An Arabic lot indicating a person's travel tendencies, journey conditions and expatriation status.
A Hermetic point associated with Jupiter; signifies victory, success and confidence.
A special Arabic lots system calculated separately for each of the 12 houses.
Evaluation of romantic relationship questions through horary astrology methods; 1st and 7th house analysis.
A fixed star that crosses the lower meridian at the same time as the IC degree; affects private life and roots.
A Renaissance-era astrologer (1475–1558) known as an Italian mathematician, astronomer and papal astrologer.
The pair formed by the Sun and Moon together; the two most fundamental and visible celestial bodies in astrology.
The special meanings in the lunar cycle of the Moon being in the heart of the Sun (cazimi) or under its beams.
The Earth's shadow covering the Moon at full moon; triggers emotional and inner world changes.
The timing of planting, pruning and harvesting according to the Moon's phases and sign transitions.
The astrological meanings and areas of use of the Moon's mansions divided into 28 equal sections along the ecliptic.
The two points where the Moon's orbital plane intersects the ecliptic; the axis where eclipses occur and sensitive points carrying karmic meanings.
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.
An astro-meteorological approach examining the effects of the Moon's phases on atmospheric conditions.
The correspondence of human pregnancy to approximately 10 synodic Moon cycles and prenatal astrology.
A monthly cycle chart erected for the moment the Moon returns to its natal position each month.
The astrological interpretations and practical consequences of the Moon's daily movement speed being slow or fast.
The tradition of using new moon and full moon charts for weather prediction.
Monthly mundane astrology prediction charts cast according to each new moon and full moon.
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.
Planets that produce challenging effects by nature: Saturn (greater malefic) and Mars (lesser malefic).
The condition of malefic planets forming harmful aspects to other planets.
A simplified astrolabe used by sailors for determining latitude; a maritime adaptation of the planispheric astrolabe.
Selecting the most suitable astrological time for the wedding ceremony; the most common application of electional astrology.
One of the seven classical planets and the lesser malefic; associated with action, courage, conflict, cutting and separation.
Mars's transit into a new sign; shows changes in violence, conflict and energy in mundane astrology.
A chart formed by Mars returning to its natal position; shows themes of energy and conflict.
15th-century Italian Neoplatonist; theorist of astrological medicine and cosmic sympathy with his work De Vita.
Six masculine signs formed from the fire and air elements: Aries, Gemini, Leo, Libra, Sagittarius and Aquarius.
The contributions of 8th-century astrologer Masha'allah ibn Athari to horary astrology.
The principle of strengthening the planet that governs the theme of the chosen matter in electional astrology.
A planet being a morning star (rising before the Sun) or evening star (setting after the Sun).
The highest point where the ecliptic intersects the meridian; associated with career, public sphere and social status.
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.
A branch of classical astrology that applies astrological principles to the evaluation of health, illness, treatment and bodily constitution.
The calculation, in medical astrology, of the critical days of an illness as determined by the Moon's motion.
The role of health- and illness-related houses (1st, 6th, 8th, 12th) in medical astrology within the birth chart.
Selecting the most auspicious astrological time for surgical operations and medical treatments.
Rules for selecting auspicious times for surgical operations and medical interventions.
The revival effort by figures such as Benjamin Dykes and Robert Zoller to revive Islamic-medieval astrological sources.
Cold and dry temperament; black bile dominant. Thoughtful, analytical, pessimistic. Associated with the earth element.
An ancient system matching each sign with a specific region of the human body: Aries=head, Taurus=neck... Pisces=feet.
One of the seven classical planets; associated with communication, intelligence, trade, craftsmanship and mediation, neutral by nature.
A chart formed by Mercury returning to its natal position; shows themes of communication and the mind.
An imaginary great circle passing through the observer's zenith connecting the north and south poles.
The branch of astrology examining the effects of celestial bodies on weather conditions.
The recurrence of lunar phases on approximately the same calendar dates in a 19-year cycle.
The human being (microcosm) is a small reflection of the universe (macrocosm); this principle is a fundamental assumption of astrology.
The shifting of Jupiter-Saturn conjunctions between element groups; an approximately 240-year cycle.
The ecliptic midpoint of two planets; a fundamental tool of Uranian and cosmobiology techniques.
The interpretation of midpoint structures formed at the midpoint of two planets in Uranian and cosmobiology systems.
Midpoint trees are structures that visually chart the relationships of a planet with the midpoints of other planetary pairs.
A technique that analyzes the synthesized energy of planetary pairs by calculating the sensitive midpoint on the ecliptic.
A single Jupiter–Saturn conjunction, recurring roughly every 20 years; the basic unit of time in mundane astrology.
A progression technique calculated on the principle of one month equals one year; details monthly themes.
Two planets forming a mutual reception relationship through different layers of dignity; for example, one in domicile, the other in exaltation.
Astrology calculation and interpretation applications used on smartphones and tablets.
The fundamental classification system dividing signs into three groups: cardinal, fixed and mutable.
Contemporary calculation and interpretation tools such as Solar Fire, Morinus, Astro.com and Time Passages.
The fundamental debate between the modern system assigning sign rulership to outer planets and the seven-planet classical system.
The debate over whether assigning outer planets (Uranus, Neptune, Pluto) to sign rulerships disrupts the classical system.
The ongoing methodological debate between modern psychological astrology and technique-based traditional astrology.
Horary astrology rules for financial questions; evaluation of the 2nd house, the 8th house and their rulers.
A micro-rulership system in which each degree of the zodiac is ruled by a separate planet.
The method of using the Moon's cycle from new moon to full moon and back to new moon in daily life planning.
A progression that advances one sign each month, providing sub-timing for annual profection.
One of the seven classical planets and one of the two lights (luminaries); associated with body, emotion, change and daily life cycle.
Moon aspects in synastry reveal the emotional harmony, sense of security and nurturing dynamic between two people.
The Moon being within 17' of the Sun; a state of empowerment rather than concealment, being 'in the heart of the Sun'.
Dane Rudhyar's method of using the natal Moon phase as a personality typology.
An astrological system examining how the Moon's phases, mansions and planetary aspects affect short-term weather changes.
Periods when the Sun makes squares or conjunctions with the lunar nodes; increased tension and natural disaster potential.
Analysis of the aspects between two people's Moons; comparison of emotional compatibility and security needs.
A house system created by equally dividing the celestial equator starting from the RAMC; bears the name of Jean-Baptiste Morin.
A branch of astrology examining collective events such as countries, nations, wars, natural disasters and social changes.
The role of Jupiter-Saturn great conjunctions in indicating ages and social changes in mundane astrology.
The interpretation of the effects of solar and lunar eclipses at the country and society level in mundane astrology.
The concept of the universe as a cosmological order; the fundamental ontological framework of astrology.
The four signs at seasonal transitions, characterized by flexibility and duality: Gemini, Virgo, Sagittarius and Pisces.
A traditional sign classification belonging to the water element and associated with restricted speech ability.
Two planets located in each other's domicile or exaltation providing mutual support; a powerful bond that mitigates debility.
A harmonic aspect pattern formed from two oppositions, two trines and two sextiles.
A widely used conversion key in primary directions calculating 1° of arc as equal to 1 year 5 days.
A mundane astrology chart cast for the moment of a country's independence or founding.
A branch of astrology examining the natural effects of celestial bodies on the physical world, encompassing weather prediction and agricultural astrology.
Matching each house sequentially with a sign (1st house=Aries etc.); common in modern astrology but debated in classical tradition.
A fundamental divisional chart in Indian astrology dividing each sign into nine sections of 3°20' and known as the marriage chart.
Two planets forming a negative connection by being in each other's exile or fall signs.
A contemporary astrology movement that applies Hellenistic and medieval astrological techniques anew in a modern context.
The eighth planet discovered in 1846; associated with imagination, spirituality, illusion and dissolution in modern astrology.
The conjunction of the Sun and Moon at the same ecliptic longitude; the beginning of a new cycle.
17th-century British herbalist and astrologer; the most comprehensive source on plant-planet correspondences.
The hierarchical structure of nine nested celestial spheres in Ptolemaic-Islamic cosmology.
The angular magnitude of the arc a celestial body traces below the horizon from setting to rising.
A chart born with the Sun below the horizon (in houses 1-6); a birth condition where nocturnal sect planets are prominent.
The retrograde motion cycle of the lunar nodes completing the ecliptic in approximately 18.6 years.
The lunar nodes returning to their natal positions approximately every 18.6 years; the destiny cycle.
The point where the Moon's orbit crosses the ecliptic from south to north; known as Rahu in the Indian tradition.
The division of zodiac signs into northern (commanding) and southern (obeying) and the astrological significance of this distinction.
16th-century French astrologer-prophet; the most well-known figure of the popular prophecy tradition with his work Centuries.
The astrological techniques, eclipse analyses and symbolic methods used in Nostradamus's prophecies.
The mystical and karmic interpretations of minor aspects formed by dividing the circle into seven (septile) and nine (novile).
An accidental dignity gained as the number of aspects a planet receives increases.
A short-period oscillation in Earth's axial tilt; taken into account in precise astrological calculations.
An ascension value dependent on geographical latitude; the basis of primary directions and house calculations.
The rising and setting degrees of an ecliptic point at a specific latitude.
The tilt angle of the ecliptic plane relative to the celestial equator plane; currently approximately 23°26'.
The accidental dignity gained by inferior planets (Mercury, Venus) setting after the Sun.
The overall ruler of the birth chart; used in ancient Greek in the sense of the chart's 'master of the house.'
Two planets in an aspect relationship of 180 degrees; a challenging aspect carrying opposition, awareness and the search for balance.
Whether planets are in an eastern (oriental) or western (occidental) position relative to the Sun affects their strength and behavior.
The position determining whether a planet is east or west of the Sun; used in accidental dignity evaluation.
The accidental dignity gained by superior planets (Mars, Jupiter, Saturn) rising before the Sun.
A detailed explanation of the condition where the Moon's declination exceeds the ecliptic's ±23°27' boundaries.
Planets whose declination exceeds 23°27'; associated with unconventional, rule-breaking behavior.
The synastry aspects of Uranus, Neptune and Pluto add transformative, idealizing or destructive dimensions to the relationship.
The debate over whether Uranus, Neptune and Pluto should be used in astrological practice.
An asteroid; associated with strategy, wisdom, craftsmanship and justice in modern astrology.
Declination-based aspects; connections established between planets at the same or opposite declinations.
The relationship of a fixed star rising, setting or culminating simultaneously with a planet on the horizon or meridian.
The difference between the ecliptic projection of fixed stars and their true paran relationship.
The debate over whether the Lot of Fortune has planetary status or is a calculated point.
The condition in Zodiacal Releasing when L1 and L2 are simultaneously in angular signs; a career peak.
A planet having no layer of essential dignity in its sign and degree; a debility of -5 points.
In horary astrology, when two significators form an exact aspect or connect through another mechanism; indicates a positive outcome to the question.
In horary astrology, the significators forming an aspect with each other to bring the matter to completion.
In horary astrology, a positive conclusion of the matter through the conjunction of significators.
A significator concluding the question by pushing its nature or power toward another significator.
The effect of planets' eastern or western position relative to the Sun and their phase condition on accidental dignity.
The philosophical foundations of astrology; a tradition of thought on universal order, symbolic language and the human-cosmos relationship.
The philosophical foundations of astrological inception moments; the relationship between time and fate.
Cold and moist temperament; phlegm dominant. Calm, slow-moving, patient. Associated with the water element.
The method of predicting birth time by matching a person's physical appearance with Ascendant sign and 1st house characteristics.
The twelfth and last sign of the zodiac; of the water element, of mutable modality, feminine. Its ruler is Jupiter, exaltation planet is Venus.
The synthesis of the water element with the mutable quality in Pisces; its classical ruler is Jupiter (Neptune is considered co-ruler in modern astrology).
The superior accidental dignity gained by a planet being positioned in the 1st or 10th house, the most powerful angular houses.
The Italian monk, mathematician and astrologer (1603–1668) who developed the world's most widely used house system.
The mathematical foundation and application details of the Placidus semi-arc direction method.
A semi-arc based primary direction calculation method developed by Placidus de Titis.
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.
A planet having moved far enough from the Sun to emerge from combustion, regaining its power.
The system of healing herbs governed by each planet; the treatment branch of medical astrology.
An astrological system examining each planet's relationship with specific weather conditions and how planetary aspects trigger weather changes.
The ancient system of planetary ages matching different periods of human life with planets.
The astrological tradition of color and metal assignments associated with each planet and their alchemical origins.
The cycle from conjunction to conjunction of two planets relative to each other; determines social and individual rhythms.
An ancient timing system assigning a planet as ruler to each day of the week: Sunday-Sun, Monday-Moon, Tuesday-Mars, etc.
A timing system dividing daylight and nighttime into seven equal parts each, assigning a planet to each part according to the Chaldean order.
Mundane astrology charts erected according to the moments planets change signs.
A concept expressing the degree to which planets are north or south of the ecliptic plane, affecting aspect interpretation.
A mundane astrology system that attributes the major periods of world history to planets and determines the quality of the ages.
Any planet returning to its natal position; each planet's unique cycle.
Planets' orbital speeds and retrograde periods affect the planet's strength and function in astrological interpretation.
A concept addressing the importance of planets' daily movement speeds in astrological interpretation and the meanings of speed changes.
The moment a planet becomes stationary before turning direct or retrograde is the period when the effect is most intense.
Each planet's traditional effects on weather; according to hot, cold, moist and dry qualities.
Four different numerical values assigned to each planet (minor, middle, greater, greatest years); used in lifespan prediction and timing techniques.
The projection of the celestial sphere onto a flat plane; a tool for determining planetary positions, time and direction.
The tradition of agricultural planting-sowing timing according to lunar phases and sign transitions.
A wide aspect close to the exact degree aspect but not exactly on it, within the sphere of influence.
A famous star cluster in the sign of Taurus, associated with sorrow, loss, collective experiences and spiritual quest.
The dwarf planet discovered in 1930; associated with transformation, power, destruction and rebirth in modern astrology.
Technical difficulties and solutions for natal chart calculation in polar regions (66°+ latitude).
A simple quadrant system determining intermediate houses by dividing the ecliptic distance between MC-Ascendant and IC-Descendant into thirds.
A list of specific conditions questioning the validity or reliability of a horary chart; not absolute rules but caution signals.
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.
The determination of which planet is the most dominant and influential in a chart.
The nearest eclipse occurring just before a person's birth; a powerful factor affecting the natal chart.
The last new moon or full moon before birth; a complementary indicator of the natal chart.
The use of the last new moon or full moon before birth as a rectification tool.
A classical predictive technique that calculates the 'arrival time' of a significator to a promissor based on the daily rotation of the celestial sphere.
The four primary quality pairs that form the basis of elements and temperaments.
The outermost sphere in the nine-sphere system; the prime mover that sets all other spheres in motion.
The brightest star of Canis Minor; associated with themes of rapid success, impatience and early brilliance.
The progression of the Ascendant and MC in secondary progressions; shows changes in life orientation.
The progressed position of the Moon in secondary progressions; changes sign approximately every 2.5 years.
The conjunction of the progressed Sun and Moon in secondary progressions; the beginning of a 30-year cycle.
A circular progression diagram visually displaying the 12-year cycle.
A third planet preventing the conjunction between two planets; signifies outside interference in horary astrology.
The systematic translation project of Hellenistic astrological sources initiated by Robert Schmidt and Robert Hand in 1993; the beginning of the modern classical revival.
The chart point carried toward the significator in primary directions, 'promising' the event.
A modern movement that reinterprets astrology as a tool for self-discovery and psychological development, inspired by Carl Jung's analytical psychology.
The alternative bound system proposed by Ptolemy in Tetrabiblos; differs from Egyptian bounds in certain assignments.
The alternative triplicity system presented by Ptolemy in Tetrabiblos; assigns only day and night rulers for most triplicities, but gives the water triplicity to Mars, with Venus by day and the Moon by night.
A key used in primary directions that converts 1° to about 1 year, using the Sun's mean daily motion (0°59').
The rules of marriage and relationship analysis presented by Ptolemy in Tetrabiblos.
The weather and seasonal prediction method presented by Ptolemy in Book II of Tetrabiblos.
A planet transferring its rulership power to another planet through aspect.
The condition of a planet transferring its own nature to another planet through aspect.
A planet transferring its power or nature to the planet it aspects; a series of concepts specific to the Islamic astrological tradition.
A planet simultaneously transferring both its own nature and rulership power to another planet.
A quarter-circle shaped astronomy and timekeeping instrument; a fundamental observational tool of Islamic scholars.
The special interpretations in horary and natal astrology of signs represented by four-legged animal symbols.
A timing technique based on the Moon's four quarters; used in short-term predictions.
The person asking the question in horary astrology; represented by the 1st house and its ruler.
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.
A 72-degree minor aspect; associated with creativity, talent and special skills.
The interpretation of the 72-degree quintile and its variants (bi-quintile, semi-quintile) as indicators of creativity and special talent.
A horary astrology chart that carries the validity of the question asked, of judgeable quality.
The evaluation of whether a horary astrology chart truly reflects the question asked.
The right ascension value of the MC point; the primary parameter for house calculations.
The evaluation of house buying, renting and real estate questions through horary astrology methods.
Benefics strengthening a planet by trine and sextile aspects (bonification) or malefics weakening it by square and opposition aspects (maltreatment).
Dignity-based reception/rejection relationship between significators in horary astrology; determines the quality of the outcome.
A technique for pinpointing birth time by working backwards from lived events; the most challenging application of natal astrology.
A technique for correcting birth time with minute-level precision using primary direction calculations.
Specialized software modules and tools that automate and accelerate the birth time correction process.
A technique for determining the natal birth time and ascendant using annual profections.
15th-century German mathematician-astronomer; developed a house system and precise ephemeris tables.
The mathematical structure of the Regiomontanus direction system and its differences from the Placidus method.
A primary direction calculation method based on house cusps developed by Johannes Regiomontanus.
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.
One of the four Royal Stars; the heart of the Leo constellation, Mars-Jupiter nature, associated with success and leadership.
Techniques for examining the timing of beginnings, development and turning points in relationships using transits, progressions and annual return charts.
A technique that recalculates the birth chart for a different geographic location to show the native's experience at that place.
One planet retreating into retrograde before two planets form an exact aspect; signifies 'last-minute withdrawal' in horary astrology.
A planet appearing to move backward through the zodiac, opposite to its normal direction of progress, as seen from Earth.
A serious accidental debility formed by a planet's retrograde motion.
In horary astrology, the meaning of a significator being retrograde: stepping back, giving up or delay.
A cycle chart erected for the moment any planet returns to its natal position.
A planet sending back the light/power it received to the planet it aspected; signifies refusal or return in horary astrology.
The chart for the moment the Sun enters 0 degrees of Aries, used in mundane astrology for predicting annual world events.
A modern academic work correlating outer planet cycles with historical events.
In the equatorial coordinate system, the angular distance of a point eastward from the vernal point.
An aspect formed against the order of signs (clockwise); considered more powerful than sinister.
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.
A leading figure of the Hellenistic astrology renaissance; Project Hindsight founder and comprehensive astrology author.
The four great stars of the ancient Persian tradition guarding the four cardinal directions: Aldebaran, Regulus, Antares and Fomalhaut.
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.
A modern interpretation system in which Marc Edmund Jones and Dane Rudhyar assigned a symbolic image to each of the 360 degrees.
The ninth sign of the zodiac; fire element, mutable modality, masculine. Ruled by Jupiter. A double-bodied (bicorporeal) sign.
The unique synthesis created by the mutable quality of Sagittarius's fire element combined with Jupiter's rulership.
The central role of 9th-century Jewish-Islamic astrologer Sahl in the horary astrology tradition.
The systematic rules on electional astrology set out by Sahl ibn Bishr, and the works in which he records them.
A calculated sensitive point derived from the mathematical relationship of three chart points (typically two planets + Ascendant).
Hot and moist temperament; blood dominant. Cheerful, social, optimistic. Associated with the air element.
One of the seven classical planets and the great malefic; associated with limitation, time, structure, discipline, maturity and fate.
Saturn aspects in synastry bring commitment, responsibility and structure to the relationship but can also create limitation and pressure.
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.
In horary astrology, Saturn being in the 7th house; a warning about the astrologer's risk of error and the chart's reliability.
Saturn's return to its natal position approximately every 29.5 years; life's most important maturation threshold.
A malefic star in the Pegasus constellation; associated with themes of danger, disaster and extremism.
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.
Seasonal astrological climate prediction cycles determined by the Sun's ingresses into cardinal signs.
An astrological method predicting seasonal weather patterns from charts cast when the Sun enters cardinal signs.
A symbolic progression technique equating each day after birth to a year; 'one day = one year'.
The fundamental classification dividing planets into day and night teams; the primary factor determining whether a planet operates constructively or destructively in a chart.
The leading planet of the day or night sect; an important factor in determining the overall tone of the chart.
The primary luminary determined by the chart's sect: the Sun in day charts, the Moon in night charts.
A planet working completely contrary to its own sect; the most harmful position for malefics.
A distant trans-Neptunian object discovered in 2003; used by some modern astrologers.
The hidden communication relationship between symmetric signs according to the equinox axis.
A chart pattern in which the planets concentrate in two opposing groups, creating a dynamic of balance and duality.
Half of the arc along the celestial equator from a point's rising to its culmination.
A 30-degree minor aspect; an aversion in classical astrology and a mild tension aspect in modern astrology.
A 45-degree minor aspect; associated with mild tension and friction in modern astrology.
Two planets being in the process of moving apart after forming an exact aspect; a completed aspect from the past.
A 135-degree minor aspect; associated with tension and struggle requiring adjustment in modern astrology.
Two planets being in a 60-degree aspect relationship; a benefic aspect providing harmony, opportunity and gentle support.
The systematic critiques directed at astrology by the 2nd-century AD skeptic philosopher.
A double-blind astrology test published in Nature journal; its results and critiques.
Time measured according to the stars; the fundamental parameter for Ascendant and house calculations.
Two fundamental reference frameworks used in astrology: the tropical zodiac is defined by seasons, the sidereal zodiac by fixed stars.
The time the Sun takes to complete one full circuit relative to the fixed stars; 365.2564 days.
Each of the sections formed by dividing the ecliptic plane into 12 equal parts of 30 degrees.
The Hellenistic approach that determines whether two planets make an aspect based on the relationship of the signs they occupy.
The chart point held fixed in primary directions to which the event is 'signified.'
The phenomenon whereby some signs rise for a longer duration and others for a shorter duration, depending on geographic latitude.
The brightest star in the sky; the foundation of the Egyptian calendar, herald of the Nile floods.
The condition of a planet moving below its average daily speed. Slow motion is an accidental debility indicating delays and prolonged durations.
The technique of advancing all natal points by the progressed Sun's amount of progression.
A technique for correcting unknown birth time using solar arc directions.
Different variations of solar arc direction: solar arc, mean arc and corrected arc methods.
The Moon covering the Sun; a critical event carrying long-term effects in mundane and natal astrology.
A comprehensive chart calculation and interpretation software widely used by professional astrologers.
An annual chart erected for the moment the Sun returns exactly to its natal position; shows the general theme of the coming year.
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.
The point where the Moon's orbit crosses the ecliptic from north to south; known as Ketu in the Indian tradition.
A detailed table showing each planet's technical astronomical values (RA, declination, latitude, etc.).
Fast or slow movement relative to planets' average speeds creating accidental dignity or debility.
The brightest star of the Virgo constellation; Venus-Mercury nature, one of the most benefic fixed stars.
The version of zodiacal releasing that begins from the Lot of Spirit; times career and action themes.
A pattern where planets are evenly distributed across the entire chart; versatility and dispersal.
A chart pattern in which planets are distributed in irregular groups; indicates individuality and independence.
Two planets in an aspect relationship of 90 degrees; a challenging aspect generating tension, conflict and action.
The classification of fixed stars by brightness magnitude and the evaluation of their astrological effects according to magnitude class.
The astrological interpretation of the heliacal rising, setting and culmination phases of fixed stars in relation to the Sun.
The visibility cycle of fixed stars in relation to the Sun: curtailed passage, arising, laying hidden, etc.
The astrological significance and intensifying effect of the stationary points of planets before they turn retrograde or direct.
The powerful position where a planet appears to stand still at the moment of transitioning from direct to retrograde motion or vice versa.
A method that finds the most likely birth time by statistically analyzing numerous life events.
The apparent brightness level of a star; 1st magnitude is the brightest, 6th magnitude is the faintest visible to the naked eye.
The concentration of three or more planets in the same sign or house; creates a powerful focal point.
Advanced techniques and house analysis used in horary astrology for locating lost or stolen items.
The technique of strengthening the cusp and ruler of the relevant house in electional astrology.
In electional astrology, considering the Moon's good condition as the primary rule.
The earthly realm below the lunar sphere, where the four elements prevail and change is inevitable.
A moderate accidental dignity arising from a planet being located in the 2nd, 5th, 8th or 11th house.
The medium-strength houses that follow the angular houses: the 2nd, 5th, 8th and 11th houses.
One of the seven classical planets and one of the two lights; associated with spirit, will, authority, vitality and visibility.
The astrological time measurement of solar hours and their relationship with planetary hours.
The heavenly realm above the lunar sphere, composed of ether, unchanging and perfect.
Selecting the most suitable astrological time for surgical interventions; the medical application of electional astrology.
A high-precision astronomical calculation engine used by most modern astrology software.
The precise planetary position calculation infrastructure at the foundation of modern astrology software.
The analysis of relationship dynamics by comparing two people's natal charts.
Analysis of how a life area is influenced when one person's planets fall into the other person's houses in synastry.
A synastry layer formed by one person's planets falling into the other person's houses. Shows which life areas the relationship influences.
The period between two successive conjunctions of two celestial bodies; the Moon's synodic cycle (29.5 days) is the most fundamental example.
A tension pattern formed when two planets in opposition both square a third planet.
A reference table showing each sign's domicile, exaltation, triplicity, bound and decan rulers; the fundamental tool of astrological calculation.
A short but influential text attributed to Hermes Trismegistus; the foundational manifesto of Hermetic philosophy.
The second sign of the zodiac; of the earth element, of fixed modality, feminine. Its ruler is Venus, exaltation planet is the Moon.
The relationship of Taurus sign's fixed quality of the earth element and the effect of Venus rulership.
A method for determining a person's humoral temperament (sanguine, choleric, etc.) from the birth chart.
An essential dignity system in which each sign is divided into unequal degrees assigned to the governance of five planets.
A fine progression technique that equates each day after birth to one lunar month.
The Moon's central role in medical astrology; surgical timing, drug preparation and crisis days.
Analysis of theft cases in horary astrology: the identity of the thief, the return of the stolen item and directional determination.
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.
The mechanism by which a time lord activates natal chart promises and its relationship with transit triggers.
Timing techniques used in horary astrology for determining when events will occur.
A quadrant house system developed by Wendel Polich and Anthony Nelson Page, centered on the observer's position.
A classical astrology movement that began in the 20th–21st centuries with the translation of Hellenistic and medieval sources.
Trans-Neptunian bodies such as Sedna, Eris, Quaoar and Makemake; their use in modern astrology remains debated.
The astrological interpretation and debates surrounding hypothetical and discovered trans-Plutonian celestial bodies.
A fast planet separating from one planet and joining another to establish a connection between them; completion through intermediation in horary astrology.
The aspects formed by planets' real-time movements with natal chart points; the most widely used current prediction method.
A birth time verification technique by matching past transits with known life events.
A short-term transit that triggers events indicated by long-term prediction techniques (directions, progressions).
A method for determining the most favorable astrological time for embarking on a journey.
Evaluation of journey and travel questions through the horary astrology method; safety and success.
The three ruling planets assigned to each triplicity group (trigon); Dorotheus links the first to the beginning of life and the second to its end, with the third as a co-ruler.
Two planets in a 120-degree aspect relationship; the most powerful benefic aspect, harmony, flow and natural talent.
A dignity system in which signs are grouped by element and assigned day, night and participating rulers.
Planets assigned as day, night and participating rulers of each element group (fire, earth, air, water); the third layer of essential dignity.
The shifting of great conjunctions between element groups; corresponds to approximately 200-year historical periods.
The philosophical and practical dimensions of the Western and Indian astrological traditions' differing zodiac preferences.
The period from one vernal equinox to the next; 365.2422 days.
A technique of physically turning the chart using derived house logic to read it from another person's perspective.
A classic counter-argument directed at astrology through the different destinies of twins born simultaneously.
A 16th-century Danish astronomer-astrologer who advanced both astronomy and astrology through precise observations.
The students Tycho Brahe trained at his observatory on the island of Hven, who went on to shape the history of astrology.
Types of reception formed when a planet is placed in another planet's rulership, exaltation, triplicity, term, or face dignity; when two planets are each in the other's dignity, it is called mutual reception.
The condition where a planet is approximately within 15-17 degrees of the Sun; a milder but still debilitating accidental debility compared to combustion.
The seventh planet, discovered in 1781; associated with revolution, freedom and unexpected change in modern astrology, with no place in the classical system.
The planetary minor year values and period calculation system used by Vettius Valens.
Vettius Valens's systematic approach to calculating and interpreting lots in his work Anthology.
A modern movement that aims to combine Indian (Vedic/Jyotish) and Western astrological systems.
The brightest star in the constellation Lyra; of Venus-Mercury nature.
One of the seven classical planets and the lesser benefic; associated with love, beauty, harmony, pleasure and material comfort.
How Venus's sign, house, aspects and dignity condition determines one's relationship capacity.
A chart cast for when Venus returns to its natal position; highlights themes of relationships and values.
The Venus-Mars inter-aspects that serve as the most fundamental romantic and sexual harmony indicators in synastry.
The synastric aspects between Venus and Mars, which most directly indicate attraction, passion and romantic dynamics in a relationship.
An asteroid; associated in modern astrology with sacredness, devotion, focus and sexual energy.
The zodiacal zone between 15° Libra and 15° Scorpio; considered a debilitating and dangerous area in classical astrology.
A fixed star in the constellation Virgo; of malefic nature, carrying themes of loss, separation and widowhood.
The sixth sign of the zodiac; of the earth element, of mutable modality, feminine. Its ruler is Mercury, exaltation planet is Mercury (15th degree).
The classification of signs as vocal or mute in terms of oratory, music and vocal ability.
The condition where the Moon will not make an exact aspect with any other planet before leaving its current sign.
A calculation instrument made of rotating paper or parchment discs; used for lunar phases and planetary positions.
A branch of mundane astrology that analyzes and predicts the beginning, course and outcome of wars using astrological methods.
An astrological method that forecasts weather based on planetary positions, lunar phases and seasonal ingresses.
Selecting suitable timing for marriage; the conditions of the Moon and Venus are the primary factors.
The principle of treating an entire 30-degree sign as a single unit; a fundamental concept of Hellenistic astrology.
The oldest house system, which takes the entire sign of the Ascendant as the 1st house and each subsequent sign as the next house.
The debate over whether the Hellenistic Whole Sign system or medieval quadrant systems are more accurate.
The greatest figure in British astrology; his Christian Astrology (1647) is the foundational English-language reference work on horary astrology.
William Lilly, founder of the British astrological tradition, and his 1647 masterwork.
An astro-meteorological branch attempting to predict wind direction and intensity from planetary positions and aspects.
Approximately 2160-year ages based on the precession cycle: Age of Pisces, Age of Aquarius etc.
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.
A celestial belt approximately 8-9 degrees wide around the ecliptic where planets travel; divided into 12 equal signs.
An iconographic human figure visualising melothesia, with the 12 zodiac signs assigned to body parts.
Cyclically progressing through signs starting from the Lot of Fortune or Spirit, progressing; the most powerful Hellenistic time lord technique.