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
According to the Centers for Disease Control and Prevention (CDC), symptoms of illnesses caused by harmful algal blooms can include stomachaches, rashes, headaches, and coughing, while more serious symptoms include liver damage, seizures, and irregular heartbeats.
—
Joe Edwards, MSNBC Newsweek, 3 July 2025
For now, that’s not part of his All-Star week duties, but, per usual, that week will be a busy one for the heartbeat of Cleveland’s lineup.
—Zack Meisel, New York Times, 3 July 2025
The first ultrasounds only showed one baby and the first heartbeat scans picked up what seemed like one baby with a slightly faster heartbeat.
—Nicole Villalpando, Austin American Statesman, 2 July 2025
However, the body can quickly lose electrolytes through sweat during a workout, resulting in muscle weakness, fatigue, muscle cramps, irregular heartbeat, and dehydration.15
Research shows that consuming electrolytes after certain types of exercise leads to quick recovery of water and fluid losses.
—Brittany Lubeck, Verywell Health, 1 July 2025
See All Example Sentences for heartbeat
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Joe Edwards, MSNBC Newsweek, 3 July 2025
For now, that’s not part of his All-Star week duties, but, per usual, that week will be a busy one for the heartbeat of Cleveland’s lineup.
—Zack Meisel, New York Times, 3 July 2025
The first ultrasounds only showed one baby and the first heartbeat scans picked up what seemed like one baby with a slightly faster heartbeat.
—Nicole Villalpando, Austin American Statesman, 2 July 2025
However, the body can quickly lose electrolytes through sweat during a workout, resulting in muscle weakness, fatigue, muscle cramps, irregular heartbeat, and dehydration.15
Research shows that consuming electrolytes after certain types of exercise leads to quick recovery of water and fluid losses.
—Brittany Lubeck, Verywell Health, 1 July 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 10 Jul. 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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