[1] : The Collaborative International Dictionary of English v.0.48

unchristian \unchris"tian\, v. t. 1st pref. un- + christian.
   to make unchristian. obs. --south.
   1913 webster

[2] : The Collaborative International Dictionary of English v.0.48

unchristian \unchris"tian\, a. pref. un- not + christian.
   1. not christian; not converted to the christian faith;
      infidel.
      1913 webster

   2. contrary to christianity; not like or becoming a
      christian; as, unchristian conduct.
      1913 webster

[3] : WordNet (r) 2.0

unchristian
     adj : not of a christian faith ant: christian
see also:
christian 

[4] : Moby Thesaurus II by Grady Ward, 1.0

82 moby thesaurus words for "unchristian":
   draconian, tartarean, animal, anthropophagous, atheist, atheistic,
   atrocious, barbaric, barbarous, beastly, bestial, bloodthirsty,
   bloody, bloody-minded, brutal, brutalized, brute, brutish,
   cannibalistic, cruel, cruel-hearted, demoniac, demoniacal,
   devilish, diabolic, disbelieving, faithless, fell, feral,
   ferocious, fiendish, fiendlike, fierce, gentile, godless, goyish,
   heathen, hellish, impious, infernal, infidel, infidelic, inhuman,
   inhumane, irreligious, minimifidian, misbelieving, murderous,
   non-christian, non-jewish, non-mohammedan, non-mormon, non-moslem,
   non-muhammadan, non-muslim, nullifidian, pagan, ruthless, sadistic,
   sanguinary, sanguineous, satanic, savage, sharkish, sinful,
   slavering, subhuman, truculent, un-christly, unangelic,
   unbelieving, uncircumcised, uncivilized, unconscionable, ungodly,
   unholy, unhuman, unrighteous, unsaintly, vicious, wicked,
   wolfish

Unchristian >> U Words
Unchristian, definition of term: Unchristian
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