ma ‧ ni ‧ a /ˈmeɪniə/ BrE AmE noun [uncountable and countable]
[ Date: 1300-1400 ; Language: Late Latin ; Origin: Greek , from mainesthai 'to be mentally ill' ]
1 . a strong desire for something or interest in something, especially one that affects a lot of people at the same time SYN craze
mania for
the Victorian mania for butterfly collecting
religious/football/disco etc mania
Keep-fit mania has hit some of the girls in the office.
2 . medical a serious mental illness ⇨ manic