n. an obsolescent name for a chronic form of schizophrenia that typically starts in adolescence or young adulthood. The most prominent features are disordered thinking; inappropriate emotions with inappropriate affect, naivity and vulnerability, thoughtless cheerfulness, apathy, or querulousness; and silly behaviour. Social and occupational rehabilitation are the most important therapies for most patients; antipsychotic drugs are also efficacious. —hebephrenicadj.
Subjects: Psychology — Medicine and Health.