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English definition of “mania”

mania

noun [C or U] uk   /ˈmeɪ.ni.ə/ us  

mania noun [C or U] (STRONG INTEREST)

disapproving a very strong interest in something that fills a person's mind or uses up all their time: So why your sudden mania for exercise? The article describes the religious mania that is sweeping the US.

mania noun [C or U] (MENTAL ILLNESS)

a state in which someone directs all their attention to one particular thing: Van Gogh suffered from acute persecution mania. She's always cleaning - it's like a mania with her. specialized psychology a state of extreme physical and mental activity, often involving a loss of judgment and periods of euphoria
(Definition of mania noun from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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