Definition of comet noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈkɒmɪt//
; NAmE NAmE//ˈkɑːmət//
The universe
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a mass of ice and dust that moves around the sun and looks like a bright star with a tail Wordfinderasteroid, astronomy, comet, constellation, cosmic, galaxy, meteorite, orbit, space, the universe See related entries: The universe Word Originlate Old English, from Latin cometa, from Greek komētēs ‘long-haired (star)’, from komē ‘hair’; reinforced by Old French comete.

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