- any of various brain disorders characterized by muscle rigidity as in Parkinson's disease, with or without tremor
- Parkinson's disease
Origin of parkinsonismsee Parkinson's disease
- Any of a group of nervous disorders similar to Parkinson's disease, marked by muscular rigidity, tremor, and impaired motor control and often having a specific cause, such as the use of certain drugs or frequent exposure to toxic chemicals. Also called Parkinson's syndrome.
- Parkinson's disease.
Origin of ParkinsonismFrom Parkinson's disease.
(countable and uncountable, plural parkinsonisms)
- (neurology, pathology) Parkinson's syndrome.