coronary artery

noun

: either of two arteries that arise one from the left and one from the right side of the aorta immediately above the semilunar valves and supply the tissues of the heart itself

Examples of coronary artery in a Sentence

Recent Examples on the Web
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This type of test is often used to diagnose coronary artery disease and assess the heart's ability to handle physical activity. Mary Walrath-Holdridge, USA Today, 25 Mar. 2026 Researchers compared these timing groups with health data including rates of high blood pressure, obesity, high cholesterol, atrial fibrillation, coronary artery disease, and other cardiovascular health problems. Tom Gavin, EverydayHealth.com, 20 Mar. 2026 In the film, a doctor played by Harrison Ford discovers that a fictional pharmaceutical giant is falsifying data in order to get a blockbuster treatment for coronary artery disease approved. Theresa Gaffney, STAT, 16 Mar. 2026 The new guidelines also recommend screening for calcium buildup in the coronary arteries for men ages 40 and older and women 45 and older who have a borderline or intermediate 10-year risk of heart attack or stroke. Lindsey Leake, NBC news, 13 Mar. 2026 See All Example Sentences for coronary artery

Word History

First Known Use

1741, in the meaning defined above

Time Traveler
The first known use of coronary artery was in 1741

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Cite this Entry

“Coronary artery.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coronary%20artery. Accessed 2 Apr. 2026.

Kids Definition

coronary artery

noun
: either of the two arteries that arise from the aorta and supply the tissues of the heart

Medical Definition

coronary artery

noun
: either of two arteries that arise one from the left and one from the right side of the aorta immediately above the semilunar valves and supply the tissues of the heart itself

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