tricuspid valve

noun

, Anatomy.

1. 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

1. 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.

Word History and Origins

Origin of tricuspid valve¹

First recorded in 1660–70

Example Sentences

The tricuspid valve (fig. 2, l, m, n) guarding against reflux of blood into the right auricle.

From Project Gutenberg

Gradually enlarge the opening until the chordæ tendineæ and the flaps of the tricuspid valve are seen.

From Project Gutenberg

The left-side valve is the mitral valve, that between the right auricle and ventricle the tricuspid valve.

From Project Gutenberg

The tricuspid valve at once closes, and blocks the way backward.

From Project Gutenberg