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.
The definition of a triumvirate is a three person or position government or other system of authority. An example of a triumvirate was the Han Dynasty consisting of Huo Guang, Jin Midi and Shangguan Jie who ruled in China.