Comet



GRE TOEFL

解释

GRE 红宝书

• n. 彗星
• ［英］ 彗星 ( object that moves round the sun and looks like a bright star with a long, less bright tail)

Webster Collegiate

noun

• Etymology: Middle English comete, from Old English cometa, from Latin, from Greek komētēs, literally, long-haired, from koman to wear long hair, from komē hair
• Date: before 12th century
• a celestial body that appears as a fuzzy head usually surrounding a bright nucleus, that has a usually highly eccentric orbit, that consists primarily of ice and dust, and that often develops one or more long tails when near the sun
• ? cometary adjective
• ? cometic adjective

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