[ trahy-gohn ]
/ ˈtraɪ goʊn /
Also trigonum. Anatomy.
- a triangular part or area.
- the area on the floor of the urinary bladder between the opening of the urethra in front and the two ureters at the sides.
Botany. a thickened area where three or more plant cells come together.
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Origin of trigone
1825–35; <French <Latin trigōnum triangle; see trigon
Words nearby trigone
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for trigone
On the left side of the trigone a tumor with a broad base was seen, which resembled somewhat a strawberry in size and form.
The trigone was covered by a mass consisting of pointed papill.
Medical definitions for trigone
[ trī′gōn′ ]
A triangle or trigonum.
The first three dominant cusps of an upper molar tooth.
Other words from trigonetri•go′nal adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.