Definition of "schizophrenia" in Anglais

noun

1. (pathology) A psychiatric diagnosis denoting a persistent, often chronic, mental illness characterised by abnormal perception, thinking, behavior and emotion, often marked by delusions.

2. (now deprecated) A condition in which a person is supposed to have several distinct personalities; dissociative identity disorder.

3. (informal, figurative) Any condition in which disparate or mutually exclusive activities coexist; a lack of decision between options.