imperium
noun
im·pe·ri·um
im-ˈpir-ē-əm 
1
2
: the right to command or to employ the force of the state : sovereignty
Examples of imperium in a Sentence
a nation whose economic imperium waned after the war
Recent Examples on the Web
The Islamic Republic of Iran is motivated by a desire to bring about the end times and usher in an everlasting Islamic imperium.
—
Mike Coté, National Review, 20 July 2025
Nintendo has built a reputation on its willingness to catch fans off-guard, and a shutterbug adventure was the last thing anyone expected at the zenith of Pokemon’s imperium.
—Luke Winkie, Vulture, 18 June 2025
Poland, through a protest movement, led the liberation of Europe from the Soviet imperium, culminating with the fall of the Berlin Wall in 1989.
—Roger Cohen, New York Times, 5 May 2024
But unlike the familiar realm of the Caesars, this imperium doesn’t govern only humans: Talking beasts also live as citizens in the empire.
—Liz Braswell, WSJ, 29 Sep. 2023
Even the Commonwealth—long a convenient way to sustain a more symbolic form of cultural imperium—has lost much of its meaning.
—Fintan O’Toole, Foreign Affairs, 21 Feb. 2023
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Mike Coté, National Review, 20 July 2025
Nintendo has built a reputation on its willingness to catch fans off-guard, and a shutterbug adventure was the last thing anyone expected at the zenith of Pokemon’s imperium.
—Luke Winkie, Vulture, 18 June 2025
Poland, through a protest movement, led the liberation of Europe from the Soviet imperium, culminating with the fall of the Berlin Wall in 1989.
—Roger Cohen, New York Times, 5 May 2024
But unlike the familiar realm of the Caesars, this imperium doesn’t govern only humans: Talking beasts also live as citizens in the empire.
—Liz Braswell, WSJ, 29 Sep. 2023
Even the Commonwealth—long a convenient way to sustain a more symbolic form of cultural imperium—has lost much of its meaning.
—Fintan O’Toole, Foreign Affairs, 21 Feb. 2023
Cite this Entry
“Imperium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/imperium. Accessed 18 Sep. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share