fa ‧ nat ‧ i ‧ cis ‧ m /fəˈnætəsɪz ə m, fəˈnætɪsɪz ə m/ BrE AmE noun [uncountable]
extreme political or religious beliefs – used to show disapproval SYN extremism :
The bombing symbolizes the worst of religious fanaticism.
fa ‧ nat ‧ i ‧ cis ‧ m /fəˈnætəsɪz ə m, fəˈnætɪsɪz ə m/ BrE AmE noun [uncountable]
extreme political or religious beliefs – used to show disapproval SYN extremism :
The bombing symbolizes the worst of religious fanaticism.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012