triangulate /tɹaɪˈæŋɡjəleɪt/verb 3adjective 1forms 3 verb3 •To locate by means of triangulation."I'll give you a check now," I said abruptly, and saw Selina's green eyes triangulate angrily on my face. — 1966 •To pit two others against each other in order to achieve a desired outcome or to gain an advantage; to "play both sides against the middle".Cruz, meanwhile, could wind up in the hot seat as he tries to triangulate between his disagreement with Trump’s position and his clear unwillingness to openly attack. — 2015 •To divide into triangles. adjective1 •Synonym of triangular. formstriangulated · triangulating · triangulates