Main Entry: ¹car·di·ac

Pronunciation: \ˈkär-dē-ˌak\

Function: adjective

Etymology: Latin cardiacus, from Greek kardiakos, from kardia

Date: 1601

1 a : of, relating to, situated near, or acting on the heart b : of or relating to the cardia of the stomach
2 : of, relating to, or affected with heart disease <cardiac patients>