imperium

noun im·pe·ri·um \im-ˈpir-ē-əm\

Definition of IMPERIUM

a : supreme power or absolute dominion : control

b : empire 1

c : empire 2

: the right to command or to employ the force of the state : sovereignty

Latin — more at empire

First Known Use: 1651

Synonyms: ascendance (also ascendence), ascendancy (also ascendency), dominance, domination, dominion, hegemony, supremacy, predominance, predominancy, preeminence, reign, sovereignty (also sovranty)

Next Word in the Dictionary: imperium in imperioPrevious Word in the Dictionary: imperishableAll Words Near: imperium

What made you want to look up imperium? Please tell us where you read or heard it (including the quote, if possible).

Put-downs with flair

How to use a word that (literally) drives some people nuts.

Test your vocab with our fun, fast game

Ailurophobia, and 9 other unusual fears