Source : Webster's Revised Unabridged Dictionary (1913)

Disenfranchise \Dis`en*fran"chise\, v. t.
   To disfranchise; to deprive of the rights of a citizen. --
   {Dis`en*fran"chise*ment}, n.

Source : WordNet®

disenfranchisement
     n : the act of withdrawing certification or terminating a
         franchise [ant: {certification}]