Source : Webster's Revised Unabridged Dictionary (1913)

Allegoric \Al`le*gor"ic\, Allegorical \Al`le*gor"ic*al\, a. [F.
   all['e]gorique, L. allegorius, fr. Gr. ?. See {Allegory}.]
   Belonging to, or consisting of, allegory; of the nature of an
   allegory; describing by resemblances; figurative. ``An
   allegoric tale.'' --Falconer. ``An allegorical application.''
   --Pope.

         Allegorical being . . . that kind of language which
         says one thing, but means another.       --Max Miller.
   {Al`le*gor"ic*al*ly}, adv. -- {Al`le*gor"ic*al*ness}, n.

Source : WordNet®

allegorically
     adv : in an allegorical manner; "the play ended allegorically"