central nervous system disease nervous system disorder palsy A general term most often used to describe severe or complete loss of muscle strength due to motor system disease from the level of the cerebral cortex to the muscle fiber. This term may also occasionally refer to a loss of sensory function. (From Adams et al., Principles of Neurology, 6th ed, p45) EFO:1000631 MESH:D010243 MONDO:0006496 Plegia Plegias Wikipedia:Palsy