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Synonyms

heartbeat

American  
[hahrt-beet] / ˈhɑrtˌbit /

noun

Physiology.

  1. a pulsation of the heart, including one complete systole and diastole.

heartbeat British  
/ ˈhɑːtˌbiːt /

noun

  1. one complete pulsation of the heart See diastole systole

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of heartbeat

First recorded in 1840–50; heart + beat

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

My heartbeat thumped in my ears, thumping, thumping, telling me he knows, he knows.

From Literature

I feel the uptick of my heartbeat, the rush of blood in my ears.

From Literature

Another tree broke his momentum, only for a rattling heartbeat, before he was whisked back into the open air.

From Literature

‘Kharg is not just another asset. It is Iran’s economic heartbeat.’

From MarketWatch

Symptoms can include a racing heartbeat; feeling faint, dizzy or light-headed; feeling very hot or very cold; sweating, trembling or shaking; feeling sick; chest and stomach pain; and struggling to breathe and shaking legs.

From BBC

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.