The Collaborative International Dictionary of English v.0.48:

Bigotry \Big"ot*ry\, n. [Cf. F. bigoterie.]
   1. The state of mind of a bigot; obstinate and unreasoning
      attachment of one's own belief and opinions, with
      narrow-minded intolerance of beliefs opposed to them.
      [1913 Webster]

   2. The practice or tenets of a bigot.
      [1913 Webster]

WordNet (r) 3.0 (2006):

bigotry
    n 1: the intolerance and prejudice of a bigot [syn: bigotry,
         dogmatism]

Moby Thesaurus II by Grady Ward, 1.0:

130 Moby Thesaurus words for "bigotry":
   Anglophobia, Russophobia, Sabbatarianism, abhorrence, abomination,
   anti-Semitism, antipathy, authoritarianism, aversion, balkiness,
   bias, bibliolatry, blind side, blind spot, blinders,
   bullheadedness, closed mind, cramped ideas, despitefulness,
   determination, detestation, dislike, doggedness, dogmaticalness,
   dogmatism, evangelicalism, excessiveness, execration, extravagance,
   extremeness, extremism, fanaticalness, fanaticism, fixed mind,
   fundamentalism, hardheadedness, hate, hatred, headstrongness,
   hideboundness, hyperorthodoxy, illiberality, infallibilism,
   inflexible will, insularism, insularity, intolerance, literalism,
   little-mindedness, littleness, loathing, malevolence, malice,
   malignity, mean mind, meanness, misandry, misanthropy, misogyny,
   mulishness, narrow sympathies, narrow views, narrow-mindedness,
   narrowness, nearsightedness, obduracy, obstinacy, obstinateness,
   odium, odium theologicum, opinionatedness, overenthusiasm,
   overreaction, overreligiousness, overzealousness, parochialism,
   partiality, peremptoriness, perfervidness, perseverance,
   pertinacity, pettiness, petty mind, pigheadedness, positiveness,
   positivism, precisianism, prejudice, provincialism, purblindness,
   purism, puritanicalness, puritanism, rabidness, race hatred,
   racism, repugnance, restiveness, sabbatism, scripturalism,
   self-opinionatedness, self-will, shortsightedness, shut mind,
   smallness, spite, spitefulness, staunchness, stiff neck,
   stiff-neckedness, straitlacedness, strict interpretation,
   strictness, strongheadness, stubbornness, stuffiness, sulkiness,
   sullenness, tenaciousness, tenacity, ultrazealousness,
   uncatholicity, uncooperativeness, unregenerateness, vials of hate,
   vials of wrath, willfulness, xenophobia, zealotism, zealotry