astronomy

== English == === Etymology === From Middle English astronomie, astronemy, from Old French astronomie, equivalent to astro- +‎ -nomy. Displaced native Old English tungolcræft. === Pronunciation === (General American) IPA(key): /əˈstɹɑn.ə.mi/, /æsˈtɹɑn.ə.mi/ (Indic) IPA(key): /asʈro.nɔmi/, /əsˈʈrɔnəmi/ Rhymes: -ɒnəmi === 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. ==== Hypernyms ==== science ==== Hyponyms ==== ==== Derived terms ==== ==== Related terms ==== ==== Translations ==== ==== See also ==== cosmology uranology starlore === References === “astronomy”, in OneLook Dictionary Search.