(electronics) a sharp transient wave in the normal electrical state (or a series of such transients); the pulsations seemed to be coming from a star

[ Syn: pulsing , pulse , impulse ]

a periodically recurring phenomenon that alternately increases and decreases some quantity

the rhythmic contraction and expansion of the arteries with each beat of the heart; he could feel the beat of her heart

[ Syn: pulse , heartbeat , beat ]