trigone
Americannoun
-
Anatomy. Also
-
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.
Etymology
Origin of trigone
1825–35; < French < Latin trigōnum triangle; see trigon
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The ureters are retroperitoneal and lead from the renal pelvis of the kidney to the trigone area at the base of the bladder.
From Textbooks • Jun. 19, 2013
The urethra arises from the trigone area at the base of the bladder.
From Textbooks • Jun. 19, 2013
An aperture of entry still open existed in the centre of the anterior wall of the bladder, and a patent exit opening at the base of the trigone.
From Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre by Makins, George Henry
From the left side the bundle can be followed no farther posteriorly than the right fibrous trigone, for here the connective tissue becomes so dense that it is difficult to dissect it away.
From Arteriosclerosis and Hypertension: with Chapters on Blood Pressure, 3rd Edition. by Warfield, Louis Marshall
On the left side of the trigone a tumor with a broad base was seen, which resembled somewhat a strawberry in size and form.
From Scientific American Supplement, No. 648, June 2, 1888. by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
