Pronunciation: (skit"su-frē'nē-u, -frēn'yu),[key] —n. 1. Psychiatry.Also called dementia praecox. a severe mental disorder characterized by some, but not necessarily all, of the following features: emotional blunting, intellectual deterioration, social isolation, disorganized speech and behavior, delusions, and hallucinations.
2. a state characterized by the coexistence of contradictory or incompatible elements.