Definition of pulsates:
(v) :
(intransitive) To expand and contract rhythmically; to throb or to beat, exhibit a pulse.
(v) :
(intransitive) To quiver, vibrate, or flash; as to the beat of music.
(v) :
(intransitive, figurative) To pulse, to be full of life, energy: to bustle, thrive, flourish.
(v) :
(transitive) To produce a recurring increase and decrease of some quantity.