Definition:
Psychotic Disorders are characterized by psychosis and are on a spectrum of mild, moderate, and severe. According to the Diagnostic and Statistical Manual of Mental Health Disorders, Fifth Edition (DSM-V), they are defined by abnormalities in one or more of the following five domains: delusions, hallucinations, disorganized thinking (speech), grossly disorganized or abnormal motor behavior (including catatonia), and negative symptoms.
These spectrum disorders include schizophrenia.