arrhythmia: Meaning and Definition of

ar•rhyth•mi•a

Pronunciation: (u-ri'mē-u, ā-ri'-), [key]
— n. Pathol.
  1. any disturbance in the rhythm of the heartbeat.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: