Synonyms and Antonyms for coma

1. coma (n.)

a state of deep and often prolonged unconsciousness; usually the result of disease or injury

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2. coma (n.)

(astronomy) the luminous cloud of particles surrounding the frozen nucleus of a comet; forms as the comet approaches the sun and is warmed

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3. coma (n.)

(botany) a usually terminal tuft of bracts (as in the pineapple) or tuft of hairs (especially on certain seeds)

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