triangular Synonyms

trilateral three-sided trigonal trigonous wedge-shaped deltoid three-cornered trinitarian triparted tripartite trine trinal triform trimerous trihedral trigrammic trigrammatic trigonometrical trigonometric trigon trigeminal trifurcate tripetalous triple triquetral tricorn tricorne trigonic trinary delta-shaped three-party trichotomic triagonal triplex triquetrous triquetra trisect trivalent three-dimensional threeside deltoidal One third angular multilateral oxygonal penniform pentagonal polygonal pyramidal pyriform