alienism/ˈeɪ.lɪ.ən.ɪz.əm/EtymologyFrom French aliénisme, from aliéné in the meaning of "insane".nounThe fact or position of being an alien; alienage.A foreignism, a word (or trait, etc) from another language (or country, etc).“The diction of the dialogue is essentially the same as that of the chorus, the slight difference being due to a little greater restriction in the use of alienisms in the former on account of the use of the iambic metre.”The study or treatment of mental disorders; psychiatry.“2016 Dr. Seward, Penny Dreadful s3e1, 32min Since I'm sure you're not familiar with alienism I'll tell you how it works.”