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coma
noun
A state of deep and often prolonged unconsciousness; usually the result of disease or injury
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noun
A state of deep and often prolonged unconsciousness; usually the result of disease or injury
noun
(astronomy) the luminous cloud of particles surrounding the frozen nucleus of a comet; forms as the comet approaches the sun and is warmed
noun
(botany) a usually terminal tuft of bracts (as in the pineapple) or tuft of hairs (especially on certain seeds)
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