英英辞典 - English Dictionary | CUERBO - クエルボ英語辞書

coma

noun

  1. a state of deep and often prolonged unconsciousness

    深くてしばしば長い無意識の状態

    usually the result of disease or injury

    普通、病気や怪我による

  2. the luminous cloud of particles surrounding the frozen nucleus of a comet

    彗星の凍っている核を囲む粒子の明るい雲

    forms as the comet approaches the sun and is warmed

    彗星が太陽に近づき温度が上がるときにできる

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

    通常、（パイナップルなどの）包葉の茂み、または（特にある種子の）房状の毛

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