noun Pathology.

  1. a disorder of the nervous system, characterized by an inability to perform purposeful movements, but not accompanied by a loss of sensory function or paralysis.


  1. a disorder of the central nervous system caused by brain damage and characterized by impaired ability to carry out purposeful muscular movements

1877, medical Latin, from German apraxie (H. Steinthal, 1871), from Greek apraxia “inaction,” from privative prefix a- (see a- (3)) + praxis “a doing, action, business” (see praxis).


  1. A disorder of voluntary movement consisting of the partial or complete inability to execute purposeful movements without the impairment of muscular power and coordination.
  2. A psychomotor defect characterized by the inability to make proper use of a known object.

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