Student Dictionary

One entry found for pacemaker.
Main Entry: pace·mak·er
Pronunciation: primarystresspamacr-secondarystresssmamacr-kschwar
Function: noun
1 : a group of cells or a bodily part (as of the heart) that serves to establish and maintain a rhythmic bodily activity
2 : an electrical device for steadying or establishing the heartbeat

Pronunciation Symbols