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maniac

ma·ni·ac [ máynee àk ]


noun  (plural ma·ni·acs)
Definition:
 
1. offensive term: an offensive term for somebody who behaves in such an uncontrolled manner as to appear to be affected by mania

2. enthusiast: somebody who is obsessively interested in or enthusiastic about something

3. offensive term: an offensive term for somebody affected by mania



adjective 
Definition:
 
psychiatry  ( offensive )
Same as  maniacal (sense 2)


[Late 16th century. Via late Latin maniacus< late Greek maniakos< mania (see mania)]
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