Trigone Tri`gone", n. [F., literally, a trigon.] (Anat.) A smooth triangular area on the inner surface of the bladder, limited by the apertures of the ureters and urethra. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • trigone — [ trigon; gɔn ] adj. et n. m. • 1534; « triangle » XIVe; lat. d o. gr. trigonus; cf. 1. gone 1 ♦ Rare Triangulaire. 2 ♦ N. m. (1836) Anat. Espace ou région triangulaire. ⇒ triangle. Trigones fibreux (du cœ …   Encyclopédie Universelle

  • Trigone — (Latin for triangle) can refer to: * Trigone of urinary bladder * Fibrous trigone (of the heart) * Olfactory trigone * Trigone of the lateral ventricle …   Wikipedia

  • trígone — s. f. Lira grega, quase em forma triangular …   Dicionário da Língua Portuguesa

  • trigone — (tri go n ) adj. 1°   Qui offre trois angles. •   Le fruit des espèces à trois stigmates est toujours trigone, à angles plus ou moins égaux et plus ou moins aigus, PALISSOT Instit. Mém. scienc. 1812, 2e part. p. 52. 2°   S. m. Aspect de deux… …   Dictionnaire de la Langue Française d'Émile Littré

  • Trigone — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. Trigone peut désigner : en géométrie, un triangle ou polygone à trois côtés ; en anatomie, le fornix, une des cinq commissures inter… …   Wikipédia en Français

  • trigone —    This is the triangular basement muscle of the urinary bladder. It differs in structure and nerves from the top of the bladder, the detrusor muscle, which expands as the bladder fills, and contracts during urination under parasympathetic nerve… …   Herbal-medical glossary

  • trigone — /truy gohn/, n. 1. Also, trigonum. Anat. a. a triangular part or area. b. the area on the floor of the urinary bladder between the opening of the urethra in front and the two ureters at the sides. 2. Bot. a thickened area where three or more… …   Universalium

  • trigone — noun Thickenings of the cell wall at the angles where several cells join. Leaf cells are about 25–30 μm, with thin walls and bulging trigones …   Wiktionary

  • trigone — 1. SYN: trigonum. 2. The first three dominant cusps (protocone, paracone, and metacone), taken collectively, of an upper molar tooth. [L. trigonum, fr. G. trigonon, triangle] t. of auditory nerve the slight prominence of the …   Medical dictionary

  • trigone — pl.m. trigoni …   Dizionario dei sinonimi e contrari

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