alienist alienism • alienize · · · Info · Definitions · Characters · · alienist · · Text Latin · · Script 8 · · Length Definitions · · · (noun) a psychiatrist and specialist in the legal aspects of mental illness. · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E s latin small letter s U+0073 t latin small letter t U+0074