megalomania
noun
a symptom of mental illness marked by delusions of greatness, wealth, etc.
megalomaniacal
-
a word derived from
megalomania.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“Flashing fish, lavish lily, megalomaniacal mosquito, pensive poet,” goes his thinking.
From The Wall Street Journal ● Oct. 9, 2025
He enjoyed real-world Walton’s megalomaniacal tech-bro turn as well.
From Los Angeles Times ● Apr. 10, 2025
In Stormblood, the warriors of light fought a megalomaniacal despot imbued with the powers of a dragon god, and in Shadowbringers, you fought that despot’s even more powerful great grandfather.
From The Verge ● Apr. 29, 2022
The start-up recruiting Corbin is offering to double his salary, but its unseen megalomaniacal head, Raina, requires he consent to round-the-clock monitoring of all of his and Georgia’s computers and phones.
From Washington Post ● Mar. 30, 2022
I liked him immensely, his sullenness, his corpselike color, except when he was lodged in a good mood, when he became overbearing and megalomaniacal.
From "Native Speaker" by Chang-rae Lee
