Dictionary.com
definitions
  • synonyms

triangular

[trahy-ang-gyuh-ler]
adjective
  1. pertaining to or having the form of a triangle; three-cornered.
  2. having a triangle as base or cross section: a triangular prism.
  3. comprising three parts or elements; triple.
  4. pertaining to or involving a group of three, as three persons, parties, or things.
Show More

Origin of triangular

1535–45; < Latin triangulāris, equivalent to triangul(um) triangle + -āris -ar1
Related formstri·an·gu·lar·i·ty [trahy-ang-gyuh-lar-i-tee] /traɪˌæŋ gyəˈlær ɪ ti/, nountri·an·gu·lar·ly, adverbsub·tri·an·gu·lar, adjectivesub·tri·an·gu·lar·i·ty, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for triangularity

Historical Examples of triangularity

  • Beauty certainly does have some power; is it so also with triangularity?

    Plotinos: Complete Works, v. 3

    Plotinos (Plotinus)

  • We note the shape which approximates to triangularity, and we note that in color it is said to have been golden yellow.


British Dictionary definitions for triangularity

triangular

adjective
  1. Also: trigonal of, shaped like, or relating to a triangle; having three corners or sides
  2. of or involving three participants, pieces, or units
  3. maths having a base shaped like a triangle
Show More
Derived Formstriangularity (traɪˌæŋɡjʊˈlærɪtɪ), nountriangularly, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for triangularity

triangular

adj.

1540s, from Late Latin triangularis, from triangulum (see triangle).

Show More
Online Etymology Dictionary, © 2010 Douglas Harper