The Collaborative International Dictionary of English v.0.48:

Objectify \Ob*jec"ti*fy\, v. t. [Object + -fy.]
   To cause to become an object; to cause to assume the
   character of an object; to represent or consider as an
   object; to render objective. --J. D. Morell.
   [1913 Webster +PJC]

WordNet (r) 3.0 (2006):

objectify
    v 1: make external or objective, or give reality to; "language
         externalizes our thoughts" [syn: exteriorize,
         exteriorise, externalize, externalise, objectify]
    2: make impersonal or present as an object; "Will computers
       depersonalize human interactions?"; "Pornography objectifies
       women" [syn: depersonalize, depersonalise, objectify]
       [ant: individualise, individualize, personalise,
       personalize]

Moby Thesaurus II by Grady Ward, 1.0:

25 Moby Thesaurus words for "objectify":
   actualize, call to mind, call up, conjure up, envisage, envision,
   exteriorize, externalize, extrapolate, image, incarnate, just see,
   manifest, materialize, personalize, personify, picture, project,
   realize, represent, see, substantiate, summon up, vision,
   visualize