[syn: desensitize, desensitise]
The Collaborative International Dictionary of English v.0.48:
desensitise \desensitise\ v. t.
   same as desensitize.
   Syn: deaden.
        [WordNet 1.5]
WordNet (r) 3.0 (2006):
desensitise
    v 1: cause not to be sensitive; "The war desensitized many
         soldiers"; "The photographic plate was desensitized" [syn:
         desensitize, desensitise] [ant: sensitise,
         sensitize]
    2: make insensitive; "His military training desensitized him"
       [syn: desensitize, desensitise] [ant: sensibilise,
       sensibilize, sensify, sensitise, sensitize]