Source : Webster's Revised Unabridged Dictionary (1913)

Relatively \Rel"a*tive*ly\, adv.
   In a relative manner; in relation or respect to something
   else; not absolutely.

         Consider the absolute affections of any being as it is
         in itself, before you consider it relatively. --I.
                                                  Watts.

Source : WordNet®

relatively
     adv : in a relative manner; by comparison to something else; "the
           situation is relatively calm now" [syn: {comparatively}]