Definition of 'catatonia'

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Noun

1. extreme tonus; muscular rigidity; a common symptom in catatonic schizophrenia
2. a form of schizophrenia characterized by a tendency to remain in a fixed stuporous state for long periods; the catatonia may give way to short periods of extreme excitement
      Synonyms: catatonic schizophrenia catatonic type schizophrenia

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