Parkinson's disease

noun

Par·​kin·​son's disease ˈpär-kən-sənz- 

variants or less commonly Parkinson disease or Parkinson's or Parkinson's syndrome

: a chronic progressive neurological disease chiefly of later life that is linked to decreased dopamine production in the substantia nigra and is marked especially by tremor of resting muscles, rigidity, slowness of movement, impaired balance, and a shuffling gait

called also paralysis agitans

Examples of Parkinson's disease in a Sentence

Recent Examples on the Web

The last presidential state funeral was held in 2018 for former President George H.W. Bush, who died from a form of Parkinson's disease at age 94. —Dan Perry, Newsweek, 4 Jan. 2025

Problems with brain waste removal might be a factor in Alzheimer's disease, Parkinson's disease, headache and even depression. —Andrea Muraskin, NPR, 31 Dec. 2024

In 2018, the actor announced that he had been diagnosed with Parkinson's disease. —Danny Horn, EW.com, 28 Dec. 2024

The study followed 23 participants in the Sharing Dance Parkinson’s program at Canada’s National Ballet School who had been diagnosed with Parkinson's disease — as well as 11 healthy people, some of whom were relatives of the patients. —Maureen MacKey, Fox News, 26 Dec. 2024

Word History

Etymology

James Parkinson †1824 English physician

First Known Use

1877, in the meaning defined above

Kids Definition

Parkinson's disease

noun

Par·​kin·​son's disease ˈpär-kən-sənz- 

: a disease chiefly of later life that tends to get steadily worse and is marked especially by stiff and trembling muscles, slowness of movement, and a shuffling way of walking

Medical Definition

Parkinson's disease

noun

Par·​kin·​son's disease ˈpär-kən-sənz- 

variants also Parkinson disease

-sən-

or Parkinson's

: a chronic progressive neurological disease chiefly of later life that is linked to decreased dopamine production in the substantia nigra, is of unknown cause, and is marked especially by tremor of resting muscles, rigidity, slowness of movement, impaired balance, and a shuffling gait

called also paralysis agitans, parkinsonian syndrome, parkinsonism, Parkinson's syndrome