< /ɪmˈpɪər i ə/, im·pe·ri·ums.
- command; supreme power.
- area of dominion; sphere of control or monopoly; empire.
- a nation having or exerting supreme power; superpower.
- Law. the right to command the force of the state in order to enforce the law.
- the plural of imperium
noun plural -ria (-rɪə)
- (in ancient Rome) the supreme power, held esp by consuls and emperors, to command and administer in military, judicial, and civil affairs
- the right to command; supreme power
- a less common word for empire
1650s, from Latin imperium “command, supreme authority, power” (see empire).