Definition of "megalomaniacal" [megalomaniacal]

• Of, exhibiting, or affected with megalomania (adjective)

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• "When people look at me and say "megalomaniacal" - why the inflection, as if it were a bad word?"
• "These people were ready to betray their country, not for money but in a kind of megalomaniacal pride in what they - they themselves - were going to achieve for that country."
• "Interestingly, the museum exists to stand as a force against exactly this kind of megalomaniacal, controlling thinking."