Dictionary

megalomania

noun meg·a·lo·ma·nia \ˌme-gə-lō-ˈmā-nē-ə, -nyə\

: a condition or mental illness that causes people to think that they have great or unlimited power or importance

Full Definition of MEGALOMANIA

1
:  a mania for great or grandiose performance
2
:  a delusional mental disorder that is marked by feelings of personal omnipotence and grandeur
meg·a·lo·ma·ni·ac \-ˈmā-nē-ˌak\ adjective or noun
meg·a·lo·ma·ni·a·cal \-mə-ˈnī-ə-kəl\ also meg·a·lo·man·ic \-ˈma-nik\ adjective
meg·a·lo·ma·ni·a·cal·ly \-mə-ˈnī-ə-k(ə-)lē\ adverb

Examples of MEGALOMANIA

  1. Their CEO has an arrogance that borders on megalomania.

Origin of MEGALOMANIA

New Latin
First Known Use: 1885

Other Psychology Terms

fetish, hypochondria, intelligence, mania, narcissism, neurosis, pathological, psychosis, schadenfreude, subliminal

megalomania

noun meg·a·lo·ma·nia \ˌmeg-ə-lō-ˈmā-nē-ə, -nyə\   (Medical Dictionary)

Medical Definition of MEGALOMANIA

:  a delusional mental disorder that is marked by feelings of personal omnipotence and grandeur

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