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Trigona

 - 7 dictionary results

tri⋅go⋅num

  [trahy-goh-nuhm]
Use Trigona in a Sentence
–noun, plural -na  [-nuh] . Anatomy.
trigone.
Origin:
1720–30; < L trigōnum triangle. See trigon

tri⋅gone

  [trahy-gohn]
–noun
1. Also, trigonum. Anatomy.
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. Botany. a thickened area where three or more plant cells come together.
Origin:
1825–35; < F < L trigōnum triangle; see trigon
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: trigona
plural of TRIGONUM

Main Entry: tri·gone
Pronunciation: 'trI-"gOn
Variant: also tri·gon /-"gän/
Function: noun
: a triangularbody part; specifically : a smooth triangular area on the inner surface of the bladder limited by the apertures of the ureters and urethra

Main Entry: tri·go·num
Pronunciation: trI-'gO-n&m
Function: noun
Inflected Form: plural tri·go·nums or tri·go·na /-n&/
: a triangular anatomical part : TRIGONE
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

trigone tri·gone (trī'gōn')
n.

  1. A triangle or trigonum.

  2. The first three dominant cusps of an upper molar tooth.

tri·go'nal adj.

trigonum tri·go·num (trī-gō'nəm)
n. pl. tri·go·na (-nə)
A triangular anatomical area.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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