say it: trahy-ANGG-yuh-lur
triangular is an adjective meaning "having three angles; forming or shaped like a triangle". It carries 2 recorded senses.
having three angles; forming or shaped like a triangle
“a triangular figure”
“a triangular pyrimid has a triangle for a base”
Definitions, synonyms and semantic relations for triangular come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.