psühhootiline häire, millele on iseloomulikud hallutsinatsioon, mõtete hajevilolek, tundeväljenduste nappus või veidrus ning töövõime langus, vaimuhaigus, mille põdeja kannatab tajumis-, mõtlemis-, tahte- ja tundeelu häirete ning isiksuse lõhenemise all, (a chronic mental disorder) characterized by psychosis (loss of contact with reality), hallucinations (false perceptions), delusions (false beliefs), disorganized speech and behavior, flattened affect (restricted range of emotions), cognitive deficits (impaired reasoning and problem solving), and occupational and social dysfunction, a mental disorder that is characterized by disturbances in thought (such as delusions), perception (such as hallucinations), and behavior (such as disorganized speech or catatonic behavior), by a loss of emotional responsiveness and extreme apathy, and by noticeable deterioration in the level of functioning in everyday life