myocardium

[ mahy-uh-kahr-dee-uhm ]
/ ˌmaɪ əˈkɑr di əm /

noun, plural my·o·car·di·a [mahy-uh-kahr-dee-uh]. /ˌmaɪ əˈkɑr di ə/. Anatomy.

the muscular substance of the heart.

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Origin of myocardium

First recorded in 1875–80; myo- + -cardium

OTHER WORDS FROM myocardium

my·o·car·di·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for myocardium

British Dictionary definitions for myocardium

myocardium
/ (ˌmaɪəʊˈkɑːdɪəm) /

noun plural -dia (-dɪə)

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

Medical definitions for myocardium

myocardium
[ mī′ō-kärdē-əm ]

n. pl. my•o•car•di•a (-dē-ə)

The middle layer of the heart, consisting of cardiac muscle.

Other words from myocardium

my′o•cardi•al adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.