Main entry: beat, pulsation, pulse, heartbeat
Definition: the rhythmic contraction and expansion of the arteries with each beat of the heart
Usage: he could feel the beat of her heart
Main entry: impulse, pulsation, pulse, pulsing
Definition: (electronics) a sharp transient wave in the normal electrical state (or a series of such transients)
Usage: the pulsations seemed to be coming from a star
Main entry: pulsation
Definition: a periodically recurring phenomenon that alternately increases and decreases some quantity