| Noun | 1. | pulsation - (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"electronics - the branch of physics that deals with the emission and effects of electrons and with the use of electronic devices | |
| 2. | pulsation - a periodically recurring phenomenon that alternately increases and decreases some quantityphenomenon - any state or process known through the senses rather than by intuition or reasoning | |
| 3. | pulsation - the rhythmic contraction and expansion of the arteries with each beat of the heart; "he could feel the beat of her heart"diastole - the widening of the chambers of the heart between two contractions when the chambers fill with blood systole - the contraction of the chambers of the heart (especially the ventricles) to drive blood into the aorta and pulmonary artery throbbing, pounding, throb - an instance of rapid strong pulsation (of the heart); "he felt a throbbing in his head" | |