pacesetter. Medicine/Medical. an electronic device implanted beneath the skin for providing a normal heartbeat by electrical stimulation of the heart muscle, used in certain heart conditions.

What is pacemaker?

The pacemaker sends electrical pulses to your heart to keep it beating regularly and not too slowly. Having a pacemaker can significantly improve your quality of life if you have problems with a slow heart rate.

What is pacemaker in English?

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.