heartbeat
noun
heart·beat
ˈhärt-ˌbēt 
Examples of heartbeat in a Sentence
The patient had a rapid heartbeat.
I'd accept a job offer from that company in a heartbeat.
Recent Examples on the Web
Independent bookstores are the heartbeats of their communities.
—
American Booksellers Association, USA Today, 23 Aug. 2025
That’s usually where the heartbeat of your brand lives.
—Vivek Anand Oberoi, Forbes.com, 20 Aug. 2025
Think of the streamflow values as a regularly fluctuating heartbeat, with no upward or downward trend through time.
—Ellen Wohl
august 20, Literary Hub, 20 Aug. 2025
Know the signs of heat illness: Dizziness, headache, nausea, rapid heartbeat and confusion can signal heat exhaustion or heat stroke.
—Hayleigh Evans, AZCentral.com, 18 Aug. 2025
See All Example Sentences for heartbeat
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American Booksellers Association, USA Today, 23 Aug. 2025
That’s usually where the heartbeat of your brand lives.
—Vivek Anand Oberoi, Forbes.com, 20 Aug. 2025
Think of the streamflow values as a regularly fluctuating heartbeat, with no upward or downward trend through time.
—Ellen Wohl
august 20, Literary Hub, 20 Aug. 2025
Know the signs of heat illness: Dizziness, headache, nausea, rapid heartbeat and confusion can signal heat exhaustion or heat stroke.
—Hayleigh Evans, AZCentral.com, 18 Aug. 2025
See All Example Sentences for heartbeat
Cite this Entry
“Heartbeat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heartbeat. Accessed 2 Sep. 2025.
Copy CitationKids Definition
heartbeat
noun
heart·beat
ˈhärt-ˌbēt
: a single contracting and expanding of the heart
Medical Definition
heartbeat
noun
heart·beat
ˈhärt-ˌbēt
: one complete pulsation of the heart
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