• word of the day

    coma

    coma - Dictionary definition and meaning for word coma

    Definition
    (noun) a state of deep and often prolonged unconsciousness; usually the result of disease or injury
    Synonyms : comatoseness
    Definition
    (noun) (botany) a usually terminal tuft of bracts (as in the pineapple) or tuft of hairs (especially on certain seeds) Definition
    (noun) (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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