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astronomy

Definition from Dictionary, a free dictionary
There is a law that man should love his neighbor as himself. In a few hundred years it should be as natural to mankind as breathing or the upright gait; but if he does not learn it he must perish.
Alfred Adler
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English

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Pronunciation

Etymology

First coined 1570, from [[w:Template:lang:la language|Template:lang:la]][[Category:Template:lang:la derivations]] astronomia < Ancient Greek ἀστρονομία (astronomia) < ἄστρον (astron), star) < Proto-Indo-European *h₂stḗr (star) + νόμος (nomos), arranging, regulating), related to νέμω (nemō), I deal out).

Noun

Singular
astronomy

Plural
astronomies

astronomy (astronomies)
  1. 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.

Usage notes

The study of the physical processes which control matter and energy in the universe is commonly called astrophysics. The investigation of the origin, evolution, and fate of the universe itself is called cosmology.

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Translations

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