ep·i·car·di·um (ěp'ĭ-kär'dē-əm) n.
pl.ep·i·car·di·a (-dē-ə) The inner layer of the pericardium that is in actual contact with the surface of the heart.
[New Latin : epi- + Greek kardiā, heart; see kerd- in Indo-European roots.] ep'i·car'di·al adj.
Main Entry: epi·car·di·um Pronunciation: -E-&m Function: noun Inflected Form: pluralepi·car·dia/-E-&/ : the visceral part of the pericardium that closely envelops the heart called also visceral pericardium; —compare PARIETAL PERICARDIUM
epicardium ep·i·car·di·um (ěp'ĭ-kär'dē-əm) n.pl.ep·i·car·di·a (-dē-ə) The inner layer of the pericardium that is in contact with the surface of the heart. Also called visceral layer.