Bible Dictionaries
Myocardium

Webster's Dictionary

(n.) The main substance of the muscular wall of the heart inclosed between the epicardium and endocardium.

Bibliography Information
Webster, Noah. Entry for 'Myocardium'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​m/myocardium.html. 1828.