The Collaborative International Dictionary of English v.0.48:

Vitalize \Vi"tal*ize\, v. t. [imp. & p. p. Vitalized; p. pr. &
   vb. n. Vitalizing.] [Cf. F. vitaliser.]
   To endow with life, or vitality; to give life to; to make
   alive; as, vitalized blood.
   [1913 Webster]

WordNet (r) 3.0 (2006):

vitalize
    v 1: give life to; "The eggs are vitalized" [syn: vitalize,
         vitalise]
    2: make more lively or vigorous; "The treatment at the spa
       vitalized the old man" [syn: vitalize, vitalise] [ant:
       devitalise, devitalize]

Moby Thesaurus II by Grady Ward, 1.0:

57 Moby Thesaurus words for "vitalize":
   activate, animate, arouse, awaken, boost, breathe life into,
   brighten, bring into being, bring into existence, bring to life,
   buoy up, call into being, call into existence, cheer, conceive,
   dynamize, electrify, encourage, endow with life, energize, enliven,
   excite, exhilarate, fire, fortify, galvanize, give a lift,
   give birth, give life to, gladden, hearten, inflame, inspire,
   inspirit, invigorate, jazz up, kindle, liven, pep up, perk up,
   pick up, provoke, quicken, refresh, reinvigorate, rejoice,
   rejoice the heart, rejuvenate, renew, revive, rouse, snap up,
   stimulate, strengthen, vivify, warm, zip up