A tyrannical boss or authority figure.
A person who dictates text (e.g. letters to a clerk).
A totalitarian leader of a country, nation, or government.
A magistrate without colleague in republican Ancient Rome, who held full executive authority for a term granted by the senate (legislature), typically to conduct a war.
A member of an oligarchy; someone who is part of a small group that runs a country.
A very wealthy business owner who wields political power.
A protoplanet formed during oligarchic accretion.