con·vul·sion /kənˈvʌlʃən/
 震動,震撼,動亂,驚厥,痙攣
 con·vul·sion /kənˈvəlʃən/ 名詞
 Con·vul·sion n.
 1. Med. An unnatural, violent, and unvoluntary contraction of the muscular parts of an animal body.
 2. Any violent and irregular motion or agitation; a violent shaking; a tumult; a commotion.
 Those two massy pillars,
 With horrible convulsion, to and fro
 He tugged, he shook, till down they came.   --Milton.
    Times of violence and convulsion.   --Ames.
 Syn: -- Agitation; commotion; tumult; disturbance.
 ◄ ►
 convulsion
      n 1: a sudden uncontrollable attack; "a paroxysm of giggling"; "a
           fit of coughing"; "convulsions of laughter" [syn: paroxysm,
            fit]
      2: violent uncontrollable contractions of muscles
      3: a violent disturbance; "the convulsions of the stock market"
         [syn: turmoil, upheaval]
      4: a physical disturbance such as an earthquake or upheaval