heart failure

noun

1
: a condition in which the heart is unable to pump blood at an adequate rate or in adequate volume
2
: cessation of heartbeat : death

Examples of heart failure in a Sentence

Recent Examples on the Web
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The results showed no significant differences between the two groups in rates of death, recurrent heart attack or hospitalization for heart failure. Hannah Millington, MSNBC Newsweek, 2 Sep. 2025 According to Townsend, Ava only needed one month to recover after being in heart failure for so long, and by April 2025, she was headed home. Charlotte Phillipp, People.com, 1 Sep. 2025 None of the patients in the trial had a left ventricular ejection fraction below 40%, a sign of potential heart failure. Sandee Lamotte, CNN Money, 30 Aug. 2025 Hypertension is the most prevalent and modifiable risk factor for the development of cardiovascular diseases such as coronary artery disease, heart failure, atrial fibrillation, stroke, chronic kidney disease, and all-cause mortality, Jones explained. Sherri Gordon, Health, 29 Aug. 2025 See All Example Sentences for heart failure

Word History

First Known Use

1574, in the meaning defined at sense 1

Time Traveler
The first known use of heart failure was in 1574

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Cite this Entry

“Heart failure.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heart%20failure. Accessed 10 Sep. 2025.

Medical Definition

heart failure

noun
1
: a condition in which the heart is unable to pump blood at an adequate rate or in adequate volume compare angina pectoris, congestive heart failure, coronary failure, heart attack
2
: cessation of heartbeat : death

More from Merriam-Webster on heart failure

Last Updated: - Updated example sentences
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