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Definition of Astronomy
1. Noun. The branch of physics that studies celestial bodies and the universe as a whole.
Examples of category: Phase, Absolute Magnitude, Hubble Law, Hubble's Law, Kepler's Law, Kepler's Law Of Planetary Motion, Copernican System, Ptolemaic System, Ascension, Egress, Emersion, Immersion, Ingress, Alignment, Conjunction, Inferior Conjunction, Superior Conjunction, Oort Cloud, Extragalactic Nebula, Galaxy, Apoapsis, Point Of Apoapsis, Node, Equinoctial Point, Equinox, Vernal Equinox, Autumnal Equinox, Barycenter, Culmination, Limb, Periapsis, Point Of Periapsis, Anomaly, Celestial Latitude, Dec, Declination, Celestial Longitude, Ra, Right Ascension, Asterism, Canal, Coma, Comet, Meteor, Meteoroid, Nucleus, Outer Planet, Major Planet, Planet, Primary, Star, Astronomer, Stargazer, Uranologist, Variation, Red Shift, Redshift, Accretion, Libration, Nucleosynthesis, Orbital Plane, Ha, Hour Angle, Inclination, Inclination Of An Orbit, Mean Solar Time, Mean Time, Ephemeris Time, Tdt, Terrestrial Dynamical Time, Terrestrial Time, Tt, Date Of Reference, Epoch, Ascend, Come Up, Rise, Uprise, Go Down, Go Under, Set, Stargaze, Active, Quiet, Direct, Retrograde, Superior, Inferior, Nebular, Nebulous
Generic synonyms: Natural Philosophy, Physics
Specialized synonyms: Astrodynamics, Astrometry, Radio Astronomy, Celestial Mechanics, Astrophysics, Selenology, Solar Physics
Derivative terms: Astronomic, Astronomical, Uranologist
Definition of Astronomy
1. n. Astrology.
Definition of Astronomy
1. Noun. The study of the physical universe beyond the Earth's atmosphere, including the process of mapping locations and properties of the matter and radiation in the universe. ¹
¹ Source: wiktionary.com
Definition of Astronomy
1. [n -MIES]
Medical Definition of Astronomy
1. 1. Astrology. "Not from the stars do I my judgment pluck; And yet methinks I have astronomy." (Shak) 2. The science which treats of the celestial bodies, of their magnitudes, motions, distances, periods of revolution, eclipses, constitution, physical condition, and of the causes of their various phenomena. 3. A treatise on, or text-book of, the science. Physical astronomy. See Physical. Origin: OE. Astronomie, F. Astronomie, L. Astronomia, fr. Gr, fr. Astronomer; star + to distribute, regulate. See Star, and Nomad. Source: Websters Dictionary (01 Mar 1998)
Lexicographical Neighbors of Astronomy
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