Im*pe"ri*ous (?), a. [L. imperiosus: cf. F. imp'erieux. See Imperial.]


Commanding; ascendant; imperial; lordly; majestic.

[Obs.] "A vast and imperious mind."


Therefore, great lords, be, as your titles witness, Imperious. Shak.


Haughly; arrogant; overbearing; as, an imperious tyrant; an imperious manner.

This imperious man will work us all From princes into pages. Shak.

His bold, contemptuous, and imperious spirit soon made him conspicuous. Macaulay.


Imperative; urgent; compelling.

Imperious need, which can not be withstood. Dryden.

Syn. -- Dictatorial; haughty; domineering; overbearing; lordly; tyrannical; despotic; arrogant; imperative; authoritative; commanding; pressing. -- Imperious, Lordly, Domineering. One who is imperious exercises his authority in a manner highly offensive for its spirit and tone; one who is lordly assumes a lofty air in order to display his importance; one who is domineering gives orders in a way to make other feel their inferiority.


© Webster 1913.

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