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English word astronomy comes from Ancient Greek νοῦμμος, Latin -nomia (-nomy.), Ancient Greek ἄστρο
νοῦμμος (Ancient Greek)
-nomia (Latin)
-nomy.
ἄστρο (Ancient Greek)
ἄστρον (Ancient Greek)
ἀστρονομία (Ancient Greek)
astronomia (Latin)
Astronomy.
astronomie (Old French)
Astronomy.
astronomy (English)
(obsolete) Astrology.. 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.