Plutocracy :: Plutocracy (n.) A form of government in which the supreme power is lodged in the hands of the wealthy classes; government by the rich; also, a controlling or influential class of rich men..
Plutocrat :: Plutocrat (n.) One whose wealth gives him power or influence; one of the plutocracy.
Plutocratic :: Plutocratic (a.) Of or pertaining to plutocracy; as, plutocratic ideas..