megalomaniac

[ meg-uh-loh-mey-nee-ak ]

/ ˌmɛg ə loʊˈmeɪ niˌæk /

a person afflicted with megalomania.

Also meg·a·lo·ma·ni·a·cal

[meg-uh-loh-muh-nahy-uh-kuh l] /ˌmɛg ə loʊ məˈnaɪ ə kəl/, meg·a·lo·man·ic

[meg-uh-loh-man-ik] /ˌmɛg ə loʊˈmæn ɪk/. of, relating to, or suggesting megalomania or a person who is afflicted with it.

Words nearby megalomaniac

First recorded in 1885–90; megalo- + maniac

In the movie, T.E. Lawrence becomes a megalomaniac, a killer, and finally a mystery even to himself.
Spending a Day With Peter O’Toole|Malcolm Jones|December 16, 2013|DAILY BEAST
Recognizing that Messier was simply a corporate charlatan, Bronfman stepped up and led the charge to remove the megalomaniac.
Music's Misunderstood Genius|Peter Lauria|July 4, 2010|DAILY BEAST
Leading the megalomaniac set in the NFL is Dallas Cowboys owner, Jerry Jones.
Out-Rushing Rush|Samuel P. Jacobs|October 7, 2009|DAILY BEAST
Palin is the rare female politician who is as much a megalomaniac as her male peers.
Palin Has Really Gone Rogue|Michelle Goldberg|July 2, 2009|DAILY BEAST

That is the point overlooked by the megalomaniac school of Nietzsche and Shaw.
War and the Future|H. G. Wells
Was he a megalomaniac, or was his ego an effect of drugs upon a nerve-wracked constitution?
I Walked in Arden|Jack Crawford
Pascal violently rejected the megalomaniac pride of the Stoic philosopher.
The Enchiridion|Epictetus
But whisky transformed him from a twitching neurotic into a megalomaniac.
Captivity|M. Leonora Eyles
Before the war he liked to imitate the English, and posed as a German megalomaniac.
Punch, or the London Charivari, Vol. 150, March 29, 1916|Various