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    1. coma

      英 ['k??m?] 美['kom?]
      • n. [醫(yī)] 昏迷;[天] 彗形像差
      • n. (Coma)人名;(法、西)科馬

      英英釋意


      1. a state of deep and often prolonged unconsciousness; usually the result of disease or injury
      2. a usually terminal tuft of hairs especially on a seed
      3. (astronomy) the luminous cloud of particles surrounding the frozen nucleus of a comet; forms as the comet approaches the sun and is warmed