Definitions for astronomyəˈstrɒn ə mi

This page provides all possible meanings and translations of the word astronomy

Princeton's WordNet

  1. astronomy, uranology(noun)

    the branch of physics that studies celestial bodies and the universe as a whole


  1. astronomy(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.

  2. Origin: astronomie, from astronomia, from ἀστρονομία, from ἄστρον, from h₂stḗr + νόμος, related to νέμω.

Webster Dictionary

  1. Astronomy(noun)


  2. Astronomy(noun)

    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. Astronomy(noun)

    a treatise on, or text-book of, the science

  4. Origin: [OE. astronomie, F. astronomie, L. astronomia, fr. Gr. , fr. astronomer; 'asth`r star + to distribute, regulate. See Star, and Nomad.]

U.S. National Library of Medicine

  1. Astronomy

    The science concerned with celestial bodies and the observation and interpretation of the radiation received in the vicinity of the earth from the component parts of the universe (McGraw Hill Dictionary of Scientific and Technical Terms, 5th ed)

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