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alienist

American  
[eyl-yuh-nist, ey-lee-uh-] / ˌeɪl yə nɪst, ˌeɪ li ə- /

noun

  1. (formerly) a doctor specializing in the treatment of mental illness.

  2. an expert witness in a sanity trial.


alienist British  
/ ˈeɪljənɪst, ˈeɪlɪə- /

noun

  1. a psychiatrist who specializes in the legal aspects of mental illness

  2. obsolete a person who practises alienism

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of alienist

1860–65; alien(ation) + -ist; compare French aliéniste in same sense

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The team of sleuths, led by the analytical, dispassionate alienist Kreizler, moved within that world's beauties and grotesqueries quite smoothly.

From Salon • Jul. 19, 2020

Daniel Brühl stars as Dr. Laszlo Kreizler, an alienist who studies deviant behavior and has a specialty practice in treating “damaged” children.

From Washington Post • Jan. 21, 2018

The drama is a gothic mashup of Dracula, Dorian Gray, Frankenstein, steampunk aesthetics, vampires, werewolves, diabolical possession and obsolete alienist psychiatry.

From The Guardian • May 3, 2016

In this new series, Ives undergoes counselling with an alienist psychotherapist, and later appears in a padded cell with tears streaming down her face, hissing ominously at her doctors: “You think you know evil?”

From The Guardian • May 3, 2016

Surely, an alienist would have made a case of him.

From The Book of Khalid by Rihani, Ameen Fares