[1] : The Collaborative International Dictionary of English v.0.48

zealotry \zeal"otry\, n.
   the character and behavior of a zealot; excess of zeal;
   fanatical devotion to a cause.
   1913 webster

         enthusiasm, visionariness, seems the tendency of the
         german; zeal, zealotry, of the english; fanaticism, of
         the french.                              --coleridge.
   1913 webster

[2] : WordNet (r) 2.0

zealotry
     n : excessive intolerance of opposing views syn: fanaticism
see also:
fanaticism 

[3] : Moby Thesaurus II by Grady Ward, 1.0

46 moby thesaurus words for "zealotry":
   bibliolatry, bigotry, charismatic gift, charismatic movement,
   charismatic renewal, excessiveness, extravagance, extremeness,
   extremism, fanaticalness, fanaticism, fervor, frenzy, fury,
   gift of tongues, glossolalia, hysteria, infatuation, mania,
   monomania, obsession, obsessiveness, overambitiousness,
   overanxiety, overanxiousness, overdevoutness, overeagerness,
   overenthusiasm, overpiousness, overreaction, overreligiousness,
   overrighteousness, overzealousness, pentecostalism, perfervidness,
   rabidness, radicalism, revival, revivalism, sanctimony,
   single-mindedness, terrorism, ultrazealousness, zeal, zealotism,
   zealousness

Zealotry >> Z Words
Zealotry, definition of term: Zealotry
zealotry_pag1.html