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
The heartbeat of Teton Village, the resort is flanked by high-end hotels with thoughtful ski amenities—the in-suite boot warmers at Caldera House are a classy touch—ski shops, and restaurants.
—
Lydia Mansel, Travel + Leisure, 10 Feb. 2026
House music thumped in the background like the heartbeat of a menacing jungle cat.
—Josh Miller, Southern Living, 10 Feb. 2026
The Red Planet has been the heartbeat of SpaceX since its inception in 2002.
—Mrigakshi Dixit, Interesting Engineering, 9 Feb. 2026
Elliott wrote to Mark Surrogacy a few weeks later, when her ob-gyn in Texas confirmed a fetal heartbeat.
—Ava Kofman, New Yorker, 9 Feb. 2026
See All Example Sentences for heartbeat
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Lydia Mansel, Travel + Leisure, 10 Feb. 2026
House music thumped in the background like the heartbeat of a menacing jungle cat.
—Josh Miller, Southern Living, 10 Feb. 2026
The Red Planet has been the heartbeat of SpaceX since its inception in 2002.
—Mrigakshi Dixit, Interesting Engineering, 9 Feb. 2026
Elliott wrote to Mark Surrogacy a few weeks later, when her ob-gyn in Texas confirmed a fetal heartbeat.
—Ava Kofman, New Yorker, 9 Feb. 2026
See All Example Sentences for heartbeat
Cite this Entry
“Heartbeat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heartbeat. Accessed 14 Feb. 2026.
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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