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
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.
Beta-Blockers Beta-blockers are no longer considered a first-line, single-drug therapy for hypertension unless a patient has ischemic heart disease, heart failure, or arrhythmias. Rafle Fernandez, Verywell Health, 10 June 2025 Participants originally submitted their blood samples to help researchers look into the risk factors associated with heart attack, stroke, heart failure, and other cardiovascular diseases. Stephanie Edwards, Discover Magazine, 5 June 2025 He was later found dead in that apartment’s bathtub; his official cause of death was reported to be heart failure. Julius Miller, Los Angeles Times, 20 May 2025 After following up with participants, researchers discovered that 1,407 received a heart failure diagnosis. Kaitlin Sullivan, Health, 16 May 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 18 Jun. 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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