definition of
[pulsate]

[1] #1 pulsate v. [throb, pulse] expand and contract rhythmically; beat rhythmically; "The baby's heart was pulsating again after the surgeon massaged it". wn

[2] #2 pulsate v. [beat, quiver] move with or as if with a regular alternating motion; "the city pulsated with music and excitement". wn

[3] #3 pulsate v. [pulse] 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". wn