- the muscular substance of the heart.
Origin of myocardium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for myocardial
Historical Examples of myocardial
Provided there is no evidence of gross myocardial lesion, the extrasystole itself is of no great significance.Arteriosclerosis and Hypertension:
Louis Marshall Warfield
- of or relating to the muscular tissue of the heart
- the muscular tissue of the heart
Word Origin for myocardium
C19: myo- + cardium, from Greek kardia heart
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for myocardial
Online Etymology Dictionary, © 2010 Douglas Harper
- The middle layer of the heart, consisting of cardiac muscle.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.