schizophrenia

noun3

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

   • Increasing data suggests that regular marijuana use in adolescence may also be a risk factor for developing very serious psychotic disorders, especially schizophrenia. — 2014
2. •
   (informal, figurative) Any condition in which disparate or mutually exclusive activities coexist; a lack of decision between options.
3. •
   (nonstandard) A condition in which a person is supposed to have several distinct personalities; dissociative identity disorder.

   • You have enough money to afford schizophrenia for a while. Especially if the personality B dreams up things that personality A makes practical, financially advantageous use of. — 1946