PotentateOne who possesses power.I give thee charge in the sight of God..., who is the blessed and only POTENTATE, the King of kings, and Lord of lords. ( 1 Timothy 1:1 Jeremiah 6:13 Jeremiah 15 ) Source: A King James Dictionary. (Used with permission. Copyright © Philip P. Kapusta) Bibliography Information"Entry for 'Potentate'". A King James Dictionary.