ventricular fibrillation


Pathology. a cardiac arrhythmia characterized by rapid, chaotic electrical impulses to the ventricles, incomplete ventricular contractions, and resultant loss of pulse and blood pressure.

Nearby words

  1. ventricular band of larynx,
  2. ventricular complex,
  3. ventricular conduction,
  4. ventricular escape,
  5. ventricular extrasystole,
  6. ventricular fusion beat,
  7. ventricular rhythm,
  8. ventricular septal defect,
  9. ventricular tachycardia,
  10. ventriculitis Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for ventricular fibrillation

ventricular fibrillation


An often fatal form of arrhythmia characterized by rapid, irregular fibrillar twitching of the ventricles of the heart instead of normal contractions, resulting in a loss of pulse.v-fib

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.