parkinsonian

adjective

1
: of or similar to that of parkinsonism
2
: affected with parkinsonism and especially Parkinson's disease

Examples of parkinsonian in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The cause was complications of a parkinsonian syndrome, said his daughter, Kate Burrows. — Harrison Smith, Washington Post, 7 May 2018 For Parkinsonian patients, the ability to perform actions in sequence is impaired. — Steve Silberman, WIRED, 24 Sep. 2007

Word History

First Known Use

1906, in the meaning defined at sense 1

Time Traveler
The first known use of parkinsonian was in 1906

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Cite this Entry

“Parkinsonian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/parkinsonian. Accessed 4 Oct. 2026.

Medical Definition

parkinsonian

1 of 2 adjective
variants or Parkinsonian
1
: of or similar to that of parkinsonism
2
: affected with parkinsonism and especially Parkinson's disease

parkinsonian

2 of 2 noun
variants or Parkinsonian
: an individual affected with parkinsonism and especially Parkinson's disease
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