- 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
- A syndrome characterized by tremor, muscular rigidity, slowness of movement, and postural and balance abnormalities, caused by Parkinson's disease or other diseases or induced by trauma, infection, or a drug. Also called Parkinson's syndrome .
- Parkinson's disease.
Origin of parkinsonismFrom Parkinson's disease
(countable and uncountable, plural parkinsonisms)
- (neurology, pathology) Parkinson's syndrome.