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.
Tragically, Reeve died from heart failure in October 2004 at age 52. Maddie Garfinkle, PEOPLE, 10 Oct. 2025 Excess sodium raises blood pressure, strains the kidneys, and increases the risk of heart failure. Dr. Sanjay Bhojraj, CNBC, 10 Oct. 2025 For the doctors working with young children in heart failure, innovation in the devices that keep those little hearts beating can't come fast enough. Elissa Nadworny, NPR, 9 Oct. 2025 Police ruled out foul play and determined that Henry’s official cause of death was asphyxiation leading to heart failure. Elizabeth Yuko, Rolling Stone, 8 Oct. 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

Browse Nearby Words

Cite this Entry

“Heart failure.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heart%20failure. Accessed 20 Oct. 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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!