Source : Webster's Revised Unabridged Dictionary (1913)

Toleration \Tol`er*a"tion\, n. [L. toleratio: cf. OF.
   toleration.]
   1. The act of tolerating; the allowance of that which is not
      wholly approved.

   2. Specifically, the allowance of religious opinions and
      modes of worship in a state when contrary to, or different
      from, those of the established church or belief.

   3. Hence, freedom from bigotry and severity in judgment of
      the opinions or belief of others, especially in respect to
      religious matters.

Source : WordNet®

toleration
     n 1: a disposition to tolerate or accept people or situations;
          "all people should practice toleration and live together
          in peace" [syn: {acceptance}, {sufferance}]
     2: official recognition of the right of individuals to hold
        dissenting opinions (especially in religion)