Source : Webster's Revised Unabridged Dictionary (1913)

Nonconforming \Non`con*form"ing\, a.
   Not conforming; declining conformity; especially, not
   conforming to the established church of a country.

Source : WordNet®

nonconforming
     adj : not conforming to established customs or doctrines
           especially in religion [syn: {nonconformist}]