spasm

  1. Noun.  A sudden, involuntary contraction of a muscle, a group of muscles, or a hollow organ.
  2. Noun.  A violent, excruciating seizure of pain.
  3. Noun.  A sudden and temporary burst of energy, activity, or emotion.
  4. Verb.  To produce and undergo a spasm.

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This entry was last updated on RefTopia from its source on 3/20/2012.