Psyche Syllabification: (Psy·che)Pronunciation: /ˈsīkē/ Greek MythologyDefinition of Psyche a Hellenistic personification of the soul as female, or sometimes as a butterfly. The allegory of Psyche’s love for Cupid is told in The Golden Ass by Apuleius. Psyche in other Oxford dictionaries Definition of Psyche in the British & World English dictionary