1. suffering from some form of schizophrenia (Freq. 4) - schizophrenic patients • Similar to: insane • Derivationally related forms: schizophrenia 2. of or relating to or characteristic of schizophrenia (Freq. 1) • Syn: schizoid • Pertains to noun: schizophrenia, schizophrenia (for: schizoid) • Derivationally related forms: schizophrenia