- domineering in a haughty manner; dictatorial; overbearing: an imperious manner; an imperious person.
- urgent; imperative: imperious need.
Origin of imperious
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for imperiousness
Eventually, that imperiousness helped to alienate her own party, which forced her to step down in 1990.British Prime Minister Margaret Thatcher’s Lasting Legacy
April 8, 2013
There is an imperiousness about Romney that comes across when he is challenged.Their Many Debate Missteps Could Haunt Romney and Santorum
February 23, 2012
There was an imperiousness in the lawyer's tone which was almost irresistible.Cousin Henry
A life of indolence and luxury had bred a certain air of imperiousness in her.Colorado Jim
And her eyes searched his with a certain boldness and imperiousness of gaze.The History of Sir Richard Calmady
I may, perhaps, be producing an unfair impression of imperiousness and insolence.Pioneers of Science
By the imperiousness of her gesture and her uplifted head she swept them out before her.The Dust Flower
- domineering; arrogant; overbearing
- rare urgent; imperative
Word Origin and History for imperiousness
1540s, from Latin imperiosus "commanding, mighty, powerful," from imperium "empire, command" (see empire). Related: Imperiously.