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megalomania

noun [U]
 
 
/ˌmeɡ.əl.əˈmeɪ.ni.ə/

Definition

an unnaturally strong wish for power and control, or the belief that you are very much more important and powerful than you really areMental and psychiatric disorders megalomaniac
 
 
/-æk/ noun [C]
a person with megalomaniaMental and psychiatric disordersUnpleasant people in generalUnpleasant men
megalomaniac
 
 
adjective [before noun] (also megalomaniacal)
(Definition of megalomania noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of megalomania

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