The Collaborative International Dictionary of English v.0.48:

Originally \O*rig"i*nal*ly\, adv.
   1. In the original time, or in an original manner; primarily;
      from the beginning or origin; not by derivation, or
      imitation.
      [1913 Webster]

            God is originally holy in himself.    --Bp. Pearson.
      [1913 Webster]

   2. At first; at the origin; at the time of formation or
      costruction; as, a book originally written by another
      hand. "Originally a half length [portrait]." --Walpole.
      [1913 Webster]

WordNet (r) 3.0 (2006):

originally
    adv 1: in an original manner
    2: with reference to the origin or beginning [syn:
       primitively, originally, in the beginning]
    3: before now; "why didn't you tell me in the first place?"
       [syn: in the first place, earlier, in the beginning,
       to begin with, originally]