[kahr-dee-oh-vur-zhuh n, -shuh n]

Origin of cardioversion

First recorded in 1970–75; cardio- + (re)version Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

cardioversion in Medicine


  1. Restoration of the heartbeat to normal by electrical countershock or by use of medication.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.