Source : Webster's Revised Unabridged Dictionary (1913)

Disenchant \Dis`en*chant"\, v. t. [imp. & p. p. {Disenchanted};
   p. pr. & vb. n. {Disenchanting}.] [Pref. dis- + enchant: cf.
   F. d['e]senchanter.]
   To free from enchantment; to deliver from the power of charms
   or spells; to free from fascination or delusion.

         Haste to thy work; a noble stroke or two Ends all the
         charms, and disenchants the grove.       --Dryden.

Source : WordNet®

disenchanted
     adj : freed from enchantment [ant: {enchanted}]