triangular

[ trahy-ang-gyuh-ler ]
/ traɪˈæŋ gyə lər /

adjective

pertaining to or having the form of a triangle; three-cornered.
having a triangle as base or cross section: a triangular prism.
comprising three parts or elements; triple.
pertaining to or involving a group of three, as three persons, parties, or things.

Origin of triangular

1535–45; < Latin triangulāris, equivalent to triangul(um) triangle + -āris -ar1

OTHER WORDS FROM triangular

tri·an·gu·lar·i·ty [trahy-ang-gyuh-lar-i-tee] /traɪˌæŋ gyəˈlær ɪ ti/, noun tri·an·gu·lar·ly, adverb sub·tri·an·gu·lar, adjective sub·tri·an·gu·lar·i·ty, noun

Example sentences from the Web for triangular

British Dictionary definitions for triangular

triangular
/ (traɪˈæŋɡjʊlə) /

adjective

Also: trigonal of, shaped like, or relating to a triangle; having three corners or sides
of or involving three participants, pieces, or units
maths having a base shaped like a triangle

Derived forms of triangular

triangularity (traɪˌæŋɡjʊˈlærɪtɪ), noun triangularly, adverb