pulsations is a form of:

Pulsation



noun
1.
(vibration, act of pulsating, beat, throb, undulation) ការប្រព្រឹត្ដទៅជានិយ័ត
ENGLISH MEANING
noun
1.
A beating or throbbing, especially of the heart or of an artery, or in an inflamed part; a beat of the pulse.
2.
A single beat or throb of a series.
3.
A stroke or impulse by which some medium is affected, as in the propagation of sounds.
4.
Any touching of another's body willfully or in anger. This constitutes battery.