empery

[em-puh-ree] /ˈɛm pə ri/
noun, plural emperies.
1.
absolute dominion; sovereignty.
Origin
1250-1300; Middle English emperie < Anglo-French < Latin imperium mastery, sovereignty, empire, equivalent to imper(āre) to rule (see emperor) + -ium -ium
British Dictionary definitions for empery

empery

/ˈɛmpərɪ/
noun (pl) -peries
1.
(archaic) dominion or power; empire
Word Origin
C13 (in the sense: the status of an emperor): from Anglo-French emperie, from Latin imperium power; see empire