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fibrillation: Meaning and Definition of

fi•bril•la•tion

Pronunciation: (f?"bru-l?'shun, or, esp. for 2, fib"ru-), [key]
? n.
  1. the formation of fibrils.
  2. uncontrolled twitching or quivering of muscular fibrils.
Random House Unabridged Dictionary, Copyright 1997, by Random House, Inc., on Infoplease.
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