Definition of schizophrenia in English:



  • 1[mass noun] A long-term mental disorder of a type involving a breakdown in the relation between thought, emotion, and behaviour, leading to faulty perception, inappropriate actions and feelings, withdrawal from reality and personal relationships into fantasy and delusion, and a sense of mental fragmentation.

    • ‘The drug is only approved in the US for the treatment of patients with refractory schizophrenia.’
    • ‘In summary, we described the recent detection of a dynamic wave of gray matter loss in early-onset schizophrenia.’
    • ‘Chronic schizophrenia has an extremely high rate of relapse when medications are withdrawn.’
    • ‘Simple smell tests could help doctors identify people at risk of developing schizophrenia, a study suggests.’
    • ‘People with this disorder are in touch with reality unless they develop schizophrenia.’
    • ‘A child whose parent has schizophrenia has about a 10 percent chance.’
    • ‘Self reported use of cannabis in early adulthood was associated with an increased risk of developing schizophrenia.’
    • ‘The imbalance of dopamine, a chemical in the brain, causes schizophrenia.’
    • ‘All participants had refractory schizophrenia and had been hospitalized for 30 days to 364 days in the previous year.’
    • ‘The age at first diagnosis was defined as the date at which schizophrenia was diagnosed.’
    • ‘The appellant suffers from paranoid schizophrenia which is a mental illness within the meaning of the Mental Health Act 1983.’
    • ‘The children of schizophrenic women may have more to worry about than developing schizophrenia.’
    • ‘Patients and families sometimes become worried about the antipsychotic medications used to treat schizophrenia.’
    • ‘Is it possible to diagnose schizophrenia in a person with substance abuse problems?’
    • ‘In vulnerable individuals, cannabis precipitates schizophrenia and other psychotic disorders and worsens their course.’
    • ‘Shortly after he finished his first album, he was diagnosed with chronic paranoid schizophrenia.’
    • ‘Diagnosed as suffering severe schizophrenia, with hallucinations, he had been jailed after stabbing several people in the street.’
    • ‘Some of these studies have now shown that children who develop schizophrenia are developmentally different.’
    • ‘Let's turn to childhood onset schizophrenia.’
    • ‘She claimed he prescribed a second drug, Risperidone, which is used to treat schizophrenia.’
    insanity, insaneness, dementia, mental illness, derangement, dementedness, instability, unsoundness of mind, lunacy, distraction, depression, mania, hysteria, frenzy, psychosis, psychopathy, schizophrenia, hydrophobia
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    1. 1.1(in general use) a mentality or approach characterized by inconsistent or contradictory elements.
      ‘Gibraltar's schizophrenia continues to be fed by colonial pride’
      • ‘Abrupt changes in mood, the destruction of comfort, and schizophrenia are all elements at work here.’
      • ‘Now that growth is faltering, the inconsistencies of our political schizophrenia are emerging.’


Early 20th century: modern Latin, from Greek skhizein to split + phrēn mind.