What is Alienist?

Legal Definition
Alienist is an archaic term for a psychiatrist or psychologist. Despite falling out of favor by the middle of the twentieth century, it received renewed attention when used in the title of Caleb Carr's novel The Alienist (1994). Although currently not often used in common parlance, the term "alienist" is still employed in psychiatric hospitals to describe those mental health professionals who evaluate defendants to determine their competency to stand trial. However, in this context professionals are more often referred to as forensic pychologist's
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Legal Definition
This term applies to psychiatrists. In all legal matters, an alienist is often called upon to testify to the defendant's mental condition.