Definition of pulsate

• expand and contract rhythmically; beat rhythmically; "The babys heart was pulsating again after the surgeon massaged it"
• move with or as if with a regular alternating motion; "the city pulsated with music and excitement"
• 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"