catatonia Meaning, Definition & Usage

  1. noun extreme tonus; muscular rigidity; a common symptom in catatonic schizophrenia
  2. noun 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
    catatonic schizophrenia; catatonic type schizophrenia.

WordNet