from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The restoration of the heartbeat to normal functioning by the application of electrical shock or by the use of medication.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The treatment of cardiac arrhythmia, either with medication or by use of a machine (a cardioverter) that delivers a controlled electric current.
cardio- + (con)version.(American Heritage® Dictionary of the English Language, Fourth Edition)