Po"ten*tate (?), n. [LL. potentatus, fr. potentare to exercise power: cf. F. potentat. See Potent, a.]
One who is potent; one who possesses great power or sway; a prince, sovereign, or monarch.
The blessed and only potentate.
1 Tim. vi. 15.
Cherub and seraph, potentates and thrones.
Milton.
© Webster 1913.