mania Definition

mania
noun manias

1a. psychol.
A mental disorder characterized by great excitement or euphoria, rapid and incoherent thought and speech, hyperactivity, grandiose delusions and domineering behaviour which may become violent;
1b. psychol.
The elated phase of manic-depressive disorders.
2. loosely
A great desire or enthusiasm for it; a craze or obsession.
Thesaurus: fetish, fixation, obsession, compulsion.
Form: a mania for something (especially)

Etymology: 14c: Latin, from Greek, from mainomai to be mad.