Main Entry: elec·tro·car·dio·graph

Pronunciation: \-ˌgraf\

Function: noun

Date: 1913

: an instrument for recording the changes of electrical potential occurring during the heartbeat used especially in diagnosing abnormalities of heart action

— elec·tro·car·dio·graph·ic \-ˌkär-dē-ə-ˈgra-fik\ adjective

— elec·tro·car·dio·graph·i·cal·ly \-fi-k(ə-)lē\ adverb

— elec·tro·car·di·og·ra·phy \-dē-ˈä-grə-fē\ noun