dominion

Universal Words noun 1 [U] (over sb/sth) (literary) authority to rule; control: Man has dominion over the natural world. * Soon the whole country was under his sole dominion. 2 [C] (formal) an area controlled by one ruler: the vast dominions of the Chinese Empire 3 (often Dominion) [C] (in the past) any of the countries of the British Commonwealth that had their own government compareCOLONY, PROTECTORATE