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convulse - definition and synonyms


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verb convulse pronunciation in American English /kənˈvʌls/
Word Forms
present tense
present participleconvulsing
past tenseconvulsed
past participleconvulsed
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  1. 1
    [transitive] mainly journalism to cause major problems or serious harm to someone or something
    ethnic killings that have convulsed the region in recent weeks
    Problems in the Far Eastern economy convulsed the New York markets.
  2. 2
    [transitive] [usually passive] if you are convulsed with a strong emotion, it makes your body move in an uncontrolled way
    be convulsed with something: They were convulsed with laughter, and could hardly speak.


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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