| http://www.w3.org/ns/prov#value | - er characterized by symptoms, such as delusions or hallucinations, that indicate impaired contact with reality.2. any severe form of mental disorder, as schizophrenia or paranoia.psy??cho??sis (s-kss) n. pl. psy??cho??ses (-sz) A severe mental disorder, with or without organic damage, characterized by dera
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