- hebephrenia, hebephrenic schizophrenia, disorganized schizophrenia, disorganized type schizophrenia - a form of schizophrenia characterized by severe disintegration of personality including erratic speech and childish mannerisms and bizarre behavior; usually becomes evident during puberty; the most common diagnostic category in mental institutions
--1 is a kind of schizophrenia, schizophrenic disorder, schizophrenic psychosis, dementia praecox