bradycardia

noun

bra·​dy·​car·​dia ˌbrā-di-ˈkär-dē-ə How to pronounce bradycardia (audio)
also
ˌbra- How to pronounce bradycardia (audio)
: relatively slow heart action compare tachycardia

Examples of bradycardia in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Heart block affects the organ’s ability to pump blood and can cause bradycardia, an abnormally slow heart rhythm. — IEEE Spectrum, 5 Nov. 2018 Slow and Fast Heart Rates A child's pulse rate can be normal, fast (tachycardia), or slow (bradycardia). — Vincent Iannelli, Parents, 30 July 2024 These include tachycardia, an elevated heart rate; bradycardia, when the heart beats too slowly; or extra or early heartbeats. — Mark Gurarie, Health, 12 Oct. 2025 On the third day, Iris had another incident with bradycardia and desaturation and had to receive compressions again. — Hannah Sacks, PEOPLE, 10 Nov. 2025 See All Example Sentences for bradycardia

Word History

Etymology

New Latin

First Known Use

circa 1890, in the meaning defined above

Time Traveler
The first known use of bradycardia was circa 1890

Rhymes for bradycardia

See All Rhymes for bradycardia

Browse Nearby Words

bradyauxesis
bradycardia
bradygenesis
See all Nearby Words

Cite this Entry

“Bradycardia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bradycardia. Accessed 7 Jul. 2026.

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Medical Definition

bradycardia

noun
bra·​dy·​car·​dia
ˌbrād-i-ˈkärd-ē-ə also ˌbrad-
: relatively slow heart action whether physiological or pathological compare tachycardia

More from Merriam-Webster on bradycardia

Britannica.com: Encyclopedia article about bradycardia

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