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.
Origin: 1885–90; < Neo-Latin; see a-6, praxis, -ia
A disorder of voluntary movement consisting of the partial or complete inability to execute purposeful movements without the impairment of muscular power and coordination.
A psychomotor defect characterized by the inability to make proper use of a known object.