Triumvirate
Pronunciation : Tri*um"vi*rate
Part of Speech : n.
Etymology : [L. triumviratus: cf. F. triumvirat.]
Definition : 1. Government by three in coalition or association; the term of such a government.
2. A coalition or association of three in office or authority; especially, the union of three men who obtained the government of the Roman empire.
Source : Webster's Unabridged Dictionary, 1913