Definition of astronomy

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Astronomy (n.) 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..

Lern More About Astronomy

Spheric :: Spheric (a.) Of or pertaining to the heavenly orbs, or to the sphere or spheres in which, according to ancient astronomy and astrology, they were set..
Astronomy :: Astronomy (n.) 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..
Spherograph :: Spherograph (n.) An instrument for facilitating the practical use of spherics in navigation and astronomy, being constructed of two cardboards containing various circles, and turning upon each other in such a manner that any possible spherical triangle may be readily found, and the measures of the parts read off by inspection..
Navigation :: Navigation (n.) the science or art of conducting ships or vessels from one place to another, including, more especially, the method of determining a ship's position, course, distance passed over, etc., on the surface of the globe, by the principles of geometry and astronomy..
Gastronomy :: Gastronomy (n.) The art or science of good eating; epicurism; the art of good cheer.
Astronomer :: Astronomer (n.) One who is versed in astronomy; one who has a knowledge of the laws of the heavenly orbs, or the principles by which their motions are regulated, with their various phenomena..
Astronomy :: Astronomy (n.) Astrology.
Sidereal :: Sidereal (a.) Relating to the stars; starry; astral; as, sidereal astronomy..
Cometology :: Cometology (n.) The department of astronomy relating to comets.
Astronomize :: Astronomize (v. i.) To study or to talk astronomy.
Starred :: Star-read (n.) Doctrine or knowledge of the stars; star lore; astrology; astronomy.
Stargasing :: Stargasing (n.) The act or practice of observing the stars with attention; contemplation of the stars as connected with astrology or astronomy.
Sphere :: Sphere (n.) In ancient astronomy, one of the concentric and eccentric revolving spherical transparent shells in which the stars, sun, planets, and moon were supposed to be set, and by which they were carried, in such a manner as to produce their apparent motions..
Tychonic :: Tychonic (a.) Of or pertaining to Tycho Brahe, or his system of astronomy..
Reduce :: Reduce (n.) To bring into a certain order, arrangement, classification, etc.; to bring under rules or within certain limits of descriptions and terms adapted to use in computation; as, to reduce animals or vegetables to a class or classes; to reduce a series of observations in astronomy; to reduce language to rules..
Astrology :: Astrology (n.) In its etymological signification, the science of the stars; among the ancients, synonymous with astronomy; subsequently, the art of judging of the influences of the stars upon human affairs, and of foretelling events by their position and aspects..
Astronomy :: Astronomy (n.) A treatise on, or text-book of, the science..
Argo :: Argo (n.) A large constellation in the southern hemisphere, called also Argo Navis. In modern astronomy it is replaced by its three divisions, Carina, Puppis, and Vela..
Astronomical :: Astronomical (a.) Of or pertaining to astronomy; in accordance with the methods or principles of astronomy.
Science :: Science (n.) Any branch or department of systematized knowledge considered as a distinct field of investigation or object of study; as, the science of astronomy, of chemistry, or of mind..
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