Meaning of cardioplegia

car•di•o•ple•gi•a

Pronunciation: (kär"dē-ō-plē'jē-u, -ju), [key]
— n.
  1. the temporary arresting of the heartbeat during cardiac surgery by any of various methods, esp. by injection of chemical substances.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.