tricuspid valve

American

noun

Anatomy.

the valve, consisting of three triangular flaps of tissue between the right auricle and ventricle of the heart, that keeps blood from flowing back into the auricle.

tricuspid valve Scientific

A valve of the heart, usually having three cusps, that is located between the right atrium and right ventricle. The tricuspid valve prevents the backflow of blood to the right atrium.

Etymology

Origin of tricuspid valve

First recorded in 1660–70

Example Sentences

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See Examples For:

tricuspid valve

It is moving into other areas of cardiovascular disease, such as mitral valve replacement and tricuspid valve replacement.

From Barron's ● Sep. 26, 2025

In addition to the transcatheter tricuspid valve repair procedure, the medical center's cardiac services offer several minimally invasive catheter-based mitral valve procedures.

From Science Daily ● Apr. 9, 2024

When a patient is on the operating table having surgery to repair their tricuspid valve - as I did in August 2020 - the medical team decides whether they also need a Glenn.

From BBC ● Apr. 28, 2023

As the diuretic treatment is repeated, patients’ fluid retention gets worse and worse until the kidneys fail and eventually even the tricuspid valve itself gets engorged with fluids.

From New York Times ● Mar. 4, 2023

The tricuspid valve and the chordæ tendineæ shown in the ventricle.

From Physiology and Hygiene for Secondary Schools by Walters, Francis M.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023