Fanaticism
Pronunciation : Fa*nat"i*cism
Part of Speech : n.
Etymology : [Cf. Fanatism.]
Definition : Defn: Excessive enthusiasm, unreasoning zeal, or wild and extravagant notions, on any subject, especially religion; religious frenzy.
Syn. -- See Superstition.
Source : Webster's Unabridged Dictionary, 1913