pluralism

pluralism
    n 1: a social organization in which diversity of racial or
         religious or ethnic or cultural groups is tolerated
    2: the doctrine that reality consists of several basic
       substances or elements [ant: {monism}]
    3: the practice of one person holding more than one benefice at
       a time
    

Pluralism \Plu"ral*ism\, n.
   1. The quality or state of being plural, or in the plural
      number.
      [1913 Webster]

   2. (Eccl.) The state of a pluralist; the holding of more than
      one ecclesiastical living at a time. [Eng.]
      [1913 Webster]
    

94 Moby Thesaurus words for "pluralism":
      Nazism, a certain number, a few, admixture, alloyage, amalgamation,
      blending, capriciousness, centralism, changeability,
      changeableness, choppiness, coalescence, collectivism, combination,
      comminglement, commingling, commixture, communism, composition,
      constitutionalism, dappleness, democratism, deviation, difference,
      differentiation, disorder, divarication, divergence,
      diversification, dualism, eclecticism, fascism, federalism,
      feudalism, feudality, fusion, governmentalism, immixture,
      imperialism, inconsistency, inconstancy, inequality, instability,
      integration, interfusion, interlarding, interlardment,
      interminglement, intermingling, intermixture, irregularity,
      jerkiness, mercuriality, merger, mingling, mixing, mixture,
      monarchism, more, motleyness, mutability, national socialism,
      neofascism, nonconformism, nonconformity, nonstandardization,
      nonuniformity, nonuniqueness, numerousness, parliamentarianism,
      parliamentarism, plurality, pluralness, political principles,
      raggedness, republicanism, royalism, several, socialism, statism,
      syncretism, unconformism, unconformity, unevenness, unorthodoxy,
      unsteadiness, variability, variation, variegation, variety,
      variousness, versatility, wavering