[ep-i-kahr-dee-uh m]
noun, plural ep·i·car·di·a [ep-i-kahr-dee-uh] /ˌɛp ɪˈkɑr di ə/. Anatomy.
  1. the inner serous layer of the pericardium, lying directly upon the heart.

Origin of epicardium

From New Latin, dating back to 1860–65; see origin at epi-, -cardium
Related formsep·i·car·di·al, ep·i·car·di·ac, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for epicardial


noun plural -dia (-dɪə)
  1. anatomy the innermost layer of the pericardium, in direct contact with the heart
Derived Formsepicardiac or epicardial, adjective

Word Origin for epicardium

C19: New Latin, from epi- + Greek kardia 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

epicardial in Medicine


n. pl. ep•i•car•di•a (-dē-ə)
  1. The inner layer of the pericardium that is in contact with the surface of the heart.visceral layer
Related formsep′i•cardi•al adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.