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paralysis

(Science: neurology) Loss or impairment of motor function in a part due to lesion of the neural or muscular mechanism, also by analogy, impairment of sensory function (sensory paralysis).

In addition to the types named below, paralysis is further distinguished as traumatic, syphilitic, toxic, etc., according to its cause or as obturator, ulnar, etc., according to the nerve part or muscle specially affected.

Origin: Gr. Lyein = to loosen