Dominator
Pronunciation : Dom"i*na`tor
Part of Speech : n.
Etymology : [L.]
Definition : Defn: A ruler or ruling power. "Sole dominator of Navarre." Shak. Jupiter and Mars are dominators for this northwest part of the world. Camden.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder