Spasm
WordNet

noun


(1)   (pathology) sudden constriction of a hollow organ (as a blood vessel)
(2)   A painful and involuntary muscular contraction
WiktionaryText

Etymology


From < < . Compare .

Noun



  1. A sudden, involuntary contraction of a muscle, a group of muscles, or a hollow organ.
  2. A violent, excruciating seizure of pain.
  3. A sudden and temporary burst of energy, activity, or emotion.
 
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