1 Monica (given name) 2  Monica (singer), R&B singer. 3  Monica (actress), an Indian film actress.  Saint Monica, mother of Augustine.
Definition of triangulation for English Language Learners. : a method of finding a distance or location by measuring the distance between two points whose exact location is known and then measuring the angles between each point and a third unknown point.
Domain category: math; mathematics; maths (a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement) Hyponyms (each of the following is a kind of trigonometry): spherical trigonometry (the trigonometry of spherical triangles) triangulation (a trigonometric method of determining the position of a fixed point from the angles to it from two fixed points a known distance apart; useful in navigation)