Question

define heartbeat....​

Answer 1

1 : one complete pulsation of the heart. 2 : the vital center or driving impulse. 3 : a brief space of time : flash —used chiefly in the phrase in a heartbeat

Answer 2

Answer:

The regular movement or sound of the heart as it sends blood round the body is called heartbeat.

Or we van say , the sound the heart makes while contraction and relaxation during sending blood to the body , is called heartbeat .