pacemaker

2 ENTRIES FOUND:

pace·mak·er

noun \ˈpā-ˌsmā-kər\

Definition of PACEMAKER

1
: a group of cells or a body part (as the sinoatrial node of the heart) that serves to establish and maintain a rhythmic activity
2
: an electrical device for stimulating or steadying the heartbeat or reestablishing the rhythm of an arrested heart—called also pacer

Seen & Heard

What made you want to look up pacemaker? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More