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Meaning of TRIANGULAR

Pronunciation:  trI'anggyulur

WordNet Dictionary
 
 Definition: 
  1. [adj]  having three sides; "a trilateral figure"
  2. [adj]  involving three parties or elements; "the triangular mother-father-child relationship"; "a trilateral agreement"; "a tripartite treaty"; "a tripartite division"; "a three-way playoff"
  3. [adj]  having three angles; forming or shaped like a triangle; "a triangular figure"; "a triangular pyrimid has a triangle for a base"
 
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 Synonyms: angular, angulate, many-sided, multilateral, three-party, three-sided, three-way, trilateral, tripartite
 

 

 

Webster's 1913 Dictionary
 
 Definition: 
\Tri*an"gu*lar\, a. [L. triangularis: cf. F.
triangulaire.]
1. Having three angles; having the form of a triangle.
2. (Bot.) Oblong or elongated, and having three lateral
   angles; as, a triangular seed, leaf, or stem.
{Triangular compasses}, compasses with three legs for taking
   off the angular points of a triangle, or any three points
   at the same time.
{Triangular crab} (Zo["o]l.), any maioid crab; -- so called
   because the carapace is usually triangular.
{Triangular numbers} (Math.), the series of numbers formed by
   the successive sums of the terms of an arithmetical
   progression, of which the first term and the common
   difference are 1. See {Figurate numbers}, under
   {Figurate}.
 
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