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myocardium

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

noun

Anatomy.

plural

myocardia
  1. the muscular substance of the heart.


myocardium British  
/ ˌmaɪəʊˈkɑːdɪəm /

noun

  1. the muscular tissue of the 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

Other Word Forms

  • myocardial adjective

Etymology

Origin of myocardium

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

They then fit a silicone wrapping around it, which acted as a soft, synthetic myocardium, or muscular lining.

From Science Daily

In a second study involving autopsies from 39 COVID-19 cases, researchers found a presence of viral infection within the myocardium or the middle, muscular layer of the heart, in 24 patients.

From Fox News

He stepped on his switch and said, “There are two lacerations of the myocardium; a one-point-five-centimeter laceration in the right ventricle and a one-point-eight-centimeter laceration penetrating the left ventricle.”

From Literature

Growth of engineered human myocardium with mechanical loading and vascular coculture.

From Nature

After 10 days the walls of the organ had become lined with new myocardium which even showed signs of electrical activity.

From The Guardian