Noun: pulsation púl'sey-shun
- The rhythmic contraction and expansion of the arteries with each beat of the heart
"he could feel the pulsation of her heart";
- pulse, heartbeat, beat
- A periodically recurring phenomenon that alternately increases and decreases some quantity
"The pulsation of a variable star causes its brightness to change over time"
- (electronics) a sharp transient wave in the normal electrical state (or a series of such transients)
"the pulsations seemed to be coming from a star";
- pulsing, pulse, impulse
Derived forms: pulsations
Type of: periodic event, phenomenon, recurrent event, undulation, wave
Encyclopedia: Pulsation