American English

Definition of convulsion noun from the Oxford Advanced American Dictionary



    [usually plural]
    jump to other results
  1. 1a sudden shaking movement of the body that cannot be controlled The child went into convulsions.
  2. 2a sudden important change that happens to a country or an organization synonym upheaval political convulsions threatening the stability of new democracies
See the Oxford Advanced Learner's Dictionary entry: convulsion