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.
Nighttime breathing problems and daytime fatigue raise your risk of heart disease and stroke — and menopause significantly increases your risk of getting it. Helen Carefoot, Flow Space, 11 Sep. 2026 Participants without heart disease at the beginning of the study then underwent an MRI three years later. Mary Walrath-Holdridge, USA Today, 10 Sep. 2026 According to data released Tuesday, the results also amount to a re-assuring victory for AstraZeneca, which is known for its metronomic success in trials but has seen some notable misses in recent months, most dramatically with a heart disease drug. Ed Silverman, STAT, 9 Sep. 2026 Even a small amount of light exposure during sleep may change the shape and function of heart muscles, increasing the risk of future heart disease, a new study found. Sandee Lamotte, CNN Money, 9 Sep. 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 14 Sep. 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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