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heartbeat Definition

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heartbeat
noun(heart-beat)
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, new york minute, split second, trice, twinkling, wink,
heartbeat
noun(heart-beat)
the rhythmic contraction and expansion of the arteries with each beat of the heart
Synonyms: beat, pulsation, pulse,
heartbeat
noun(heart-beat)
an animating or vital unifying force
Examples:
New York is the commercial heartbeat of America.

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heartbeat Examples by Brain Bank Users