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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Patients who could benefit from this scan include those who are at intermediate risk of heart disease. Mira Miller, Verywell Health, 10 July 2026 AstraZeneca is down roughly 8% after its heart disease drug, Wainua, failed to meet targets in a late-stage clinical trial. Jim Cramer, CNBC, 9 July 2026 All of these conditions alone increase heart disease risk, but that risk is higher together. Helen Carefoot, Flow Space, 9 July 2026 In a blow to its cardiovascular aspirations, AstraZeneca said Thursday that its drug for a heart disease — one that has become an increasingly competitive target for biopharma companies — failed in a pivotal trial. Andrew Joseph, STAT, 9 July 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 12 Jul. 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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