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.
demarcation (plural demarcations) The act of marking off a boundary or setting a limit, notably by belligerents signing a treaty or ceasefire. A limit thus fixed, in full demarcation line. Any strictly defined separation There is an alleged, in fact somewhat artificial demarcation in the type of work done by members of different trade unions.