The DICT Development Group

  inhumane \in`hu*mane"\ ([i^]n`h[=u]*m[=a]n"), adj.
     not humane; lacking and reflecting lack of pity, kindness, or
     compassion; as, humans are innately inhumane; this explains
     much of the misery and suffering in the world; biological
     weapons are considered too inhumane to be used. [Narrower
     terms: barbarous, brutal, cruel, fell, roughshod, savage,
     vicious; beastly, bestial, brute(prenominal), brutish,
     cannibalic ; brutal, cruel; cold, cold-blooded, inhuman,
     insensate ; pitiless, unfeeling, unkind ; {painful (vs.
     painless) ] Also See: uncivilized. Antonym: humane.
     [WordNet 1.5]

  inhumane
       adj : lacking and reflecting lack of pity or compassion; "humans
             are innately inhumane; this explains much of the misery
             and suffering in the world"; "biological weapons are
             considered too inhumane to be used" [ant: humane]