noun the rhythmic contraction and expansion of the arteries with each beat of the heart.
— synonyms: pulse, pulsation, beat
noun a very short time (as the time it takes the eye to blink or the heart to beat).
— synonyms: blink_of_an_eye, flash, instant, jiffy, split_second, trice, twinkling, wink
noun an animating or vital unifying force.
Examples
“He alone gives me such heartbeats”
“If your heartbeat doesn't normalize soon, consult a doctor!”