Epicardium
ahd-5
noun.
The inner layer of the pericardium that is in actual contact with the surface of the heart.
The Century Dictionary and Cyclopedia
noun.
In
anatomy
, the cardiac or visceral layer of the pericardium, lying directly upon the heart.
the GNU version of the Collaborative International Dictionary of English
noun.
That part of the pericardium which forms the outer surface of the heart; the cardiac pericardium.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
The layer of
tissue
between the
pericardium
and the
heart
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
the innermost of the two layers of the pericardium
Word Usage
"Inside the epicardium is the myocardium, the middle layer of the heart wall, composed of cardiac muscle."
Hypernym
Words that are more generic or abstract
serosa
serous membrane
variant
epicardia