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

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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 Ozzy died at the age of 76 of a heart attack on July 22, 2025, and suffered from coronary artery disease and Parkinson’s disease. Charisma Madarang, Rolling Stone, 11 Mar. 2026 Key Takeaways Obstructive sleep apnea (OSA) is linked to higher rates of heart disease, including coronary artery disease (a precursor to heart attacks), arrhythmias (abnormal heart rhythms), and heart failure. Valerie Cacho, Verywell Health, 26 Feb. 2026 Today, clinicians have access to better tools to identify subclinical disease, including certain blood biomarkers found in lab tests and additional diagnostic imaging, such as coronary artery calcium scoring, that can detect subtle heart disease and inflammation long before symptoms appear. Jia Shen, San Diego Union-Tribune, 25 Feb. 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 19 Mar. 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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