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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The DeKalb County coroner determined the cause of death was an irregular heartbeat triggered by coronary artery disease. Carrie Teegardin, AJC.com, 8 June 2026 This increases your risk for conditions like coronary artery disease. Lauren O'Connor, Health, 2 June 2026 This test uses iodinated dye to opacify the coronary arteries, the vessels that supply blood to the heart. Omer Awan, Forbes.com, 1 June 2026 Morning exercisers were 31% less likely to have coronary artery disease, 30% less likely to have Type 2 diabetes, 35% less likely to have obesity and 18% less likely to have high blood pressure. Allison Palmer june 1, Fort Worth Star-Telegram, 1 June 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 17 Jun. 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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