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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
For example, the ongoing Framingham Heart Study, which began in 1948, yielded a mathematical model to estimate a patient’s coronary artery disease risk based on their individual health information, rather than the average population risk.
—Aaron J. Masino, The Conversation, 10 Jan. 2025
Angina Angina is a heart condition in which a coronary artery becomes narrowed, making blood flow to the heart muscle difficult.
—Michael Menna, Verywell Health, 5 Jan. 2025
In 2004, Clinton underwent a quadruple bypass operation at New York-Presbyterian Hospital and returned to the same hospital in 2010 for another heart procedure, during which two stents were inserted into a coronary artery.
—Josh Hammer, Newsweek, 24 Dec. 2024
They were found guilty of conspiracy and three counts of bank fraud following a jury trial in federal court in February, three months before Darius died in his Los Angeles-area apartment of coronary artery disease and a drug overdose.
—Steve Henson, Los Angeles Times, 8 Jan. 2025
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Word History
First Known Use
1741, in the meaning defined above
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Cite this Entry
“Coronary artery.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coronary%20artery. Accessed 29 Jan. 2025.
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
More from Merriam-Webster on coronary artery
Britannica English: Translation of coronary artery for Arabic Speakers
Britannica.com: Encyclopedia article about coronary artery
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