tricuspid valve

noun

Definition of tricuspid valve 

: a valve of three flaps that prevents reflux of blood from the right ventricle to the right atrium

Examples of tricuspid valve in a Sentence

Recent Examples on the Web

Interventricular septum, tricuspid valve, papillary muscles. Megan Stielstra, Longreads, "Here is My Heart," 19 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tricuspid valve.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of tricuspid valve

1670, in the meaning defined above

Keep scrolling for more

Learn More about tricuspid valve

Share tricuspid valve

Statistics for tricuspid valve

Look-up Popularity

Time Traveler for tricuspid valve

The first known use of tricuspid valve was in 1670

See more words from the same year

Keep scrolling for more

More Definitions for tricuspid valve

tricuspid valve

noun

Medical Definition of tricuspid valve 

: a valve that is situated at the opening of the right atrium of the heart into the right ventricle and that resembles the mitral valve in structure but consists of three triangular membranous flaps

called also right atrioventricular valve

More from Merriam-Webster on tricuspid valve

Britannica.com: Encyclopedia article about tricuspid valve

Comments on tricuspid valve

What made you want to look up tricuspid valve? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a soft lustrous wool fabric with mohair

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!