The Collaborative International Dictionary of English v.0.48:

Conformity \Con*form"i*ty\, n.; pl. Conformities. [Cf. F.
   conformit['e].]
   1. Correspondence in form, manner, or character; resemblance;
      agreement; congruity; -- followed by to, with, or between.
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            By our conformity to God.             --Tillotson.
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            The end of all religion is but to draw us to a
            conformity with God.                  --Dr. H.More.
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            A conformity between the mental taste and the
            sensitive taste.                      --Addison.
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   2. (Eng. Eccl. Hist.) Compliance with the usages of the
      Established Church.
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            The king [James I.] soon afterward put forth a
            proclamation requiring all ecclesiastical and civil
            officers to do their duty by enforcing conformity.
                                                  --Hallam.
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WordNet (r) 3.0 (2006):

conformity
    n 1: correspondence in form or appearance [syn: conformity,
         conformance]
    2: acting according to certain accepted standards; "their
       financial statements are in conformity with generally
       accepted accounting practices" [syn: conformity,
       conformation, compliance, abidance] [ant:
       disobedience, noncompliance, nonconformance,
       nonconformity]
    3: orthodoxy in thoughts and belief [syn: conformity,
       conformism] [ant: nonconformance, nonconformism,
       nonconformity]
    4: concurrence of opinion; "we are in accord with your proposal"
       [syn: accord, conformity, accordance]
    5: hardened conventionality [syn: ossification, conformity]