Meaning of COMET in English

COMET

/ ˈkɒmɪt; NAmE ˈkɑːmət/ noun

a mass of ice and dust that moves around the sun and looks like a bright star with a tail

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WORD ORIGIN

late Old English , from Latin cometa , from Greek komētēs long-haired (star), from komē hair; reinforced by Old French comete .

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.