trigone

noun

tri·​gone ˈtrī-ˌgōn How to pronounce trigone (audio)
variants also trigon
-ˌgän How to pronounce trigone (audio)
: a triangular body part
specifically : a smooth triangular area on the inner surface of the bladder limited by the apertures of the ureters and urethra

Dictionary Entries Near trigone

trigona

trigone

trigonelline

See More Nearby Entries 

Cite this Entry

“Trigone.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/trigone. Accessed 2 Dec. 2023.

Copy Citation

Share

Love words? Need even more definitions?

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

Games & Quizzes

Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Word Game You can make only 12 words. Pick the best ones!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
Missing Letter A crossword with a twist
winning words from the national spelling bee logo
Spelling Bee Quiz Can you outdo past winners of the National Spelli...