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
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.
What new research reveals beyond heart disease A study presented by Intermountain Health researchers at the American Heart Association Scientific Sessions 2025 followed more than 40,000 patients for five years. Hanna Wickes, Kansas City Star, 20 Aug. 2026 One study even shows that doing small quick exercises, such as a 10-to-15-minute walk after meals, over one long workout might be more beneficial to reducing the chances of heart disease. Audrey Noble, Vogue, 20 Aug. 2026 Heart Health As noted above, folate and homocysteine reduce the risk of heart disease, according to Slayton. Embry Roberts, Martha Stewart, 20 Aug. 2026 That includes anyone with a family history of high Lp(a), or a personal or family history of early heart disease (before 45 in men, 55 in women). Hanna Wickes, Miami Herald, 20 Aug. 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

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Cite this Entry

“Heart disease.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heart%20disease. Accessed 24 Aug. 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)

More from Merriam-Webster on heart disease

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