alienist

from WordNet (r) 3.0 (2006)

alienist
    n 1: a psychiatrist and specialist in the legal aspects of
         mental illness

from The Collaborative International Dictionary of English v.0.48

Alienist \Al"ien*ist\, n. [F. ali['e]niste.]
   One who treats diseases of the mind. --Ed. Rev.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

24 Moby Thesaurus words for "alienist":
      Adler, Freud, Horney, Pavlov, Reich, Skinner, Watson, alienism,
      clinical psychologist, industrial psychologist, neuropsychiatrist,
      psychiatrist, psychiatry, psychobiologist, psychochemist,
      psychographer, psychologist, psychologue, psychopathist,
      psychopathologist, psychophysicist, psychophysiologist,
      psychotechnologist, somatist