pulsate
verb.
expand and contract rhythmically; beat rhythmically
The baby's heart was pulsating again after the surgeon massaged it
Synonym: pulse, throb
verb.
move with or as if with a regular alternating motion
the city pulsated with music and excitement
Synonym: beat, quiver
verb.
produce or modulate (as electromagnetic waves) in the form of short bursts or pulses or cause an apparatus to produce pulses
pulse waves|a transmitter pulsed by an electronic tube
Synonym: pulse