Meaning of idiocrasy in English:

idiocrasy

Pronunciation /ˌɪdɪˈɒkrəsi/

noun

rare
  • A peculiarity of physical or mental constitution; = "idiosyncrasy" 3.

Origin

Mid 17th century; earliest use found in John Webster. From Byzantine Greek ἰδιοκρασία peculiar temperament from ancient Greek ἰδιο- + -κρασία from κρᾶσις mixing, tempering + -ία.