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myocardium

[mahy-uh-kahr-dee-uh m]
noun, plural my·o·car·di·a [mahy-uh-kahr-dee-uh] /ˌmaɪ əˈkɑr di ə/. Anatomy.
  1. the muscular substance of the heart.

Origin of myocardium

First recorded in 1875–80; myo- + -cardium
Related formsmy·o·car·di·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for myocardial

Historical Examples of myocardial

British Dictionary definitions for myocardial

myocardial

adjective
  1. of or relating to the muscular tissue of the heart

myocardium

noun plural -dia (-dɪə)
  1. 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

myocardium

n.

1866, from myo- + Latinized form of Greek kardia "heart" (see heart). Related: Myocardial; myocarditis.

Online Etymology Dictionary, © 2010 Douglas Harper
myocardial in Medicine

myocardium

[mī′ō-kär′dē-əm]
n. pl. my•o•car•di•a (-dē-ə)
  1. The middle layer of the heart, consisting of cardiac muscle.
Related formsmy′o•car′di•al adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.