noun
- The rhythmic contraction and expansion of the arteries with each beat of the heart.
- usage: "he could feel the beat of her heart"
- A very short time (as the time it takes the eye to blink or the heart to beat. )
- usage: "if I had the chance I'd do it in a flash"
- synonyms: blink of an eye, flash, instant, jiffy, split second, trice, twinkling, wink, New York minute
- An animating or vital unifying force.
- usage: "New York is the commercial heartbeat of America"
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). heartbeat. Retrieved September 20, 2026, from http://smartdefine.org/heartbeat/definitions/1211905 |
| Chicago | WordNet. 2010. "heartbeat" http://smartdefine.org/heartbeat/definitions/1211905 (accessed September 20, 2026). |
| Harvard | WordNet 2010, heartbeat, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/heartbeat/definitions/1211905>. |
| MLA | WordNet. "heartbeat" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/heartbeat/definitions/1211905> |