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Meaning of ventricular tachycardia

ventric'ular tachycar'dia

Pronunciation: [key]
— Pathol. Pathol.
  1. a cardiac arrhythmia in which the muscles of the ventricles contract irregularly in a rapid, uncoordinated manner, impairing the normal pumping of blood.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.