Medical Dictionary

epimyocardium

noun epi·myo·car·di·um \ˌep-ə-ˌmī-ə-ˈkärd-ē-əm\
plural epi·myo·car·dia \-ē-ə\

Medical Definition of EPIMYOCARDIUM

:  the undifferentiated splanchnic mesodermal layer of the embryonic heart that subsequently differentiates into myocardium and epicardium

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears