Parkinson's disease Hear it!

Parkinson's disease definition

Par·kin·son's disease (pär′kin sənz)

a degenerative disease of later life, characterized by a rhythmic tremor and muscular rigidity, caused by degeneration in the basal ganglia of the brain

Etymology: after James Parkinson (1755-1824), Eng physician

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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