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.
While magnesium may support a healthy heart, there is no clear evidence that taking magnesium supplements reduces your risk of heart disease or regulates your blood pressure. Emmanuella Ogbonna, Health, 18 June 2026 Other research has shown the popular drugs might reduce heart disease and breast cancer that may be related to the weight loss, or a lowering of inflammation. Stephanie Stahl, CBS News, 18 June 2026 Thornton and Miller said early detection of heart disease and cancer remain the biggest priorities. Nancy Badertscher, AJC.com, 18 June 2026 Even scarier data was reported in 2025 by a team of Harvard cardiologists, who found a direct link between ALAN, brain stress, inflamed arteries, and heart disease. Literary Hub, 17 June 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 19 Jun. 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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