The Collaborative International Dictionary of English v.0.48:

Electrolyze \E*lec"tro*lyze\, v. t. [imp. & p. p.
   Electrolyzed; p. pr. & vb. n. Electrolyzing.] [Cf. F.
   ['e]lectrolyser. See Electrolysis.]
   1. To decompose by the direct action of electricity.
      --Faraday.
      [1913 Webster]

   2. [See Electrolysis.] To subject to electrolysis. --
      E*lec`tro*ly*za"tion, n.
      [Webster 1913 Suppl.]

Moby Thesaurus II by Grady Ward, 1.0:

36 Moby Thesaurus words for "electrolyze":
   acetify, acidify, acidulate, alkalify, alkalize, borate, carbonate,
   catalyze, chemical, chlorinate, dialyze, dissociate,
   electrogalvanize, electrogild, electroplate, ferment, galvanize,
   homopolymerize, hydrate, hydrogenate, hydrolyze, hydroxylate,
   ionize, isomerize, nitrate, oxidize, pepsinate, peroxidize,
   phosphatize, photolyze, polymerize, reduce, sulfate, sulfatize,
   sulfonate, work