myocardium

[ mahy-uh-kahr-dee-uhm ]

/ ˌmaɪ əˈkɑr di əm /

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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. 2022

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-kär′dē-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•car′di•al adj.