heart disease

noun

: an abnormal condition of the heart or of the heart and circulation (such as coronary heart disease, arrhythmia, or heart-valve defect)

Examples of heart disease in a Sentence

Recent Examples on the Web
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In addition to dehydrating the body, excessive sodium intake increases the risk of high blood pressure and heart disease. Carrie Madormo, Verywell Health, 14 May 2026 The update reflects the state’s evolving understanding of its most dangerous pollutants, which has shifted over the decades from visible pollutants, such as smog, to more invisible ones that cause cancer, heart disease and other health harms. Los Angeles Times, 14 May 2026 According to Twigge, oats contain a specific type of fiber called beta-glucan, which is linked with health benefits like lowering cholesterol and reducing heart disease risk. Cathy Cassata, Health, 13 May 2026 Given the fact that projections from the American Heart Association (AHA) show that up to 60% of American women will develop some form of heart disease by 2050, the race is on to encourage women—along with everyone else—to take active steps to reduce their cardiovascular risk. Helen Carefoot, Flow Space, 12 May 2026 See All Example Sentences for heart disease

Word History

First Known Use

1830, in the meaning defined above

Time Traveler
The first known use of heart disease was in 1830

Browse Nearby Words

Cite this Entry

“Heart disease.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heart%20disease. Accessed 16 May. 2026.

Kids Definition

heart disease

noun
: an abnormal condition of the heart or of the heart and blood circulation

Medical Definition

heart disease

noun
: an abnormal condition of the heart or of the heart and circulation (as coronary heart disease, arrhythmia, or heart-valve defect)

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