noun, plural my·o·car·di·a [mahy-uh-kahr-dee-uh] /ˌmaɪ əˈkɑr di ə/. Anatomy.
Examples from the Web for myocardium
The myocardium at present shows no signs of poisoning but the skeletal muscles and nerve do.
In course of time there develops cardiac insufficiency with fibroid degeneration of the myocardium.
However, this limited inflammation of the myocardium is not dangerous.