[syn: oxidize, oxidise, oxidate]
The Collaborative International Dictionary of English v.0.48:
Oxidate \Ox"i*date\, v. t. [imp. & p. p. Oxidated; p. pr. &
   vb. n. Oxidating.] [Cf. f. oxyder. See Oxide.] (Chem.)
   To oxidize. [Obs.]
   [1913 Webster]
WordNet (r) 3.0 (2006):
oxidate
    v 1: enter into a combination with oxygen or become converted
         into an oxide; "This metal oxidizes easily" [syn:
         oxidise, oxidize, oxidate]
    2: add oxygen to or combine with oxygen [syn: oxidize,
       oxidise, oxidate] [ant: deoxidise, deoxidize,
       reduce]