myocardium

[mahy-uh-kahr-dee-uh m]

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

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. 2019

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

British Dictionary definitions for myocardial

myocardial

adjective

of or relating to the muscular tissue of the heart

myocardium

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

Word Origin and History for myocardial

myocardium

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

myocardial in Medicine

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.

Related formsmy′o•car′di•al adj.