ASTRONOMY

astronomy, uranology

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

Source: WordNet® 3.1

Etymology

Noun

astronomy (usually uncountable, plural astronomies)

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.

(obsolete) Astrology.

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.

Synonyms

• stargazing

Hypernyms

• science

Hyponyms

• archaeoastronomy

• archeoastronomy

• astronomer

• bioastronomy

• ethnoastronomy

• gravitational-wave astronomy

• infrared astronomy

• neutrino astronomy

• optical astronomy

• paleoastronomy

• radar astronomy

• radio astronomy

• ultraviolet astronomy

• X-ray astronomy

Source: Wiktionary

As*tron"o*my, n. Etym: [OE. astronomie, F. astronomie, L. astronomia, fr. Gr. Star, and Nomad.]

1. Astrology. [Obs.] 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 under Physical.

Source: Webster’s Unabridged Dictionary 1913 Edition