atrioventricular
adjective
atrio·ven·tric·u·lar
ˌā-trē-ō-ven-ˈtri-kyə-lər 
-vən-
: of, relating to, or located between an atrium and ventricle of the heart
Examples of atrioventricular in a Sentence
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In some cases, people develop atrioventricular block, which is a blockage that prevents electrical signals from moving from the upper to the lower chambers of the heart.
—
Angela Haupt, Time, 18 June 2025
On the morning of the surgery, an EKG showed sinus rhythm with 1st-degree atrioventricular (AV) block and a possible anterior myocardial infarction, or heart attack.
—Pj Green, Kansas City Star, 14 June 2025
The electrical impulse travels to an area called the atrioventricular (AV) node, located between the upper and lower chambers.
—Angela Ryan Lee, Verywell Health, 25 Sep. 2024
There, he was diagnosed with third degree atrioventricular block, hypertension, and depression.
—Cheri Lucas Rowlands, Longreads, 25 July 2024
The atrioventricular, or AV, node is the second key area of the heart’s electrical wiring.
—Virginia Singla, Discover Magazine, 15 Dec. 2023
Abnormally fast or slow heartbeats emanating from atria of the heart
Acquired atrioventricular block: Abnormal heart rhythms when the electricity generated in the atrium is not able to conduct down to the ventricles.
—Jennifer Whitlock, Rn, Msn, Fn, Verywell Health, 24 Oct. 2023
For one, a major electrical relay in the heart, the atrioventricular junction, can only fire about every 0.2 seconds, capping heart rate at about 300 beats per minute.
—Matt Hrodey, Discover Magazine, 5 Apr. 2023
But Decker was born with congenital heart defects — specifically, an atrioventricular septal defect and pulmonary stenosis.
—David Begnaud, CBS News, 1 Sep. 2022
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Angela Haupt, Time, 18 June 2025
On the morning of the surgery, an EKG showed sinus rhythm with 1st-degree atrioventricular (AV) block and a possible anterior myocardial infarction, or heart attack.
—Pj Green, Kansas City Star, 14 June 2025
The electrical impulse travels to an area called the atrioventricular (AV) node, located between the upper and lower chambers.
—Angela Ryan Lee, Verywell Health, 25 Sep. 2024
There, he was diagnosed with third degree atrioventricular block, hypertension, and depression.
—Cheri Lucas Rowlands, Longreads, 25 July 2024
The atrioventricular, or AV, node is the second key area of the heart’s electrical wiring.
—Virginia Singla, Discover Magazine, 15 Dec. 2023
Abnormally fast or slow heartbeats emanating from atria of the heart
Acquired atrioventricular block: Abnormal heart rhythms when the electricity generated in the atrium is not able to conduct down to the ventricles.
—Jennifer Whitlock, Rn, Msn, Fn, Verywell Health, 24 Oct. 2023
For one, a major electrical relay in the heart, the atrioventricular junction, can only fire about every 0.2 seconds, capping heart rate at about 300 beats per minute.
—Matt Hrodey, Discover Magazine, 5 Apr. 2023
But Decker was born with congenital heart defects — specifically, an atrioventricular septal defect and pulmonary stenosis.
—David Begnaud, CBS News, 1 Sep. 2022
Cite this Entry
“Atrioventricular.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/atrioventricular. Accessed 30 Jun. 2025.
Copy CitationMedical Definition
atrioventricular
adjective
atrio·ven·tric·u·lar
ˌā-trē-(ˌ)ō-ˌven-ˈtrik-yə-lər
1
: of, relating to, or situated between an atrium and ventricle
2
: of, involving, or being the atrioventricular node
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