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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An autopsy determined the actor died from acute effects of ketamine and other contributing factors such as drowning, coronary artery disease and effects from buprenorphine, a medication used to treat opioid use disorder. Christine Pelisek, PEOPLE, 8 Apr. 2026 Contributing factors were drowning, coronary artery disease and the effects of buprenorphine. Edward Segarra, USA Today, 8 Apr. 2026 Two very different risk factors for coronary artery disease each led to 4 million deaths worldwide in 2023, two new analyses from the Institute for Health Metrics and Evaluation estimate. Theresa Gaffney, STAT, 31 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 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 13 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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