Pulse

(electronics) a sharp transient wave in the normal electrical state (or a series of such transients)

the rhythmic contraction and expansion of the arteries with each beat of the heart

the rate at which the heart beats

edible seeds of various pod-bearing plants (peas or beans or lentils etc.)

expand and contract rhythmically

produce or modulate (as electromagnetic waves) in the form of short bursts or pulses or cause an apparatus to produce pulses

drive by or as if by pulsation