ataxia

noun
atax·​ia | \ ə-ˈtak-sē-ə How to pronounce ataxia (audio) , (ˌ)ā- \

Definition of ataxia

: an inability to coordinate voluntary muscular movements that is symptomatic of some central nervous system disorders and injuries and not due to muscle weakness

called also incoordination

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Other Words from ataxia

ataxic \ ə-​ˈtak-​sik How to pronounce ataxia (audio) , (ˌ)ā-​ \ adjective

Examples of ataxia in a Sentence

Recent Examples on the Web The second drug is Omaveloxolone, which will treat Friedreich’s ataxia, a genetic disease that often starts in childhood and can lead to brain and nervous system damage. Natalie Walters, Dallas News, "Plano-based Reata’s stock soars 28% after scoring $350 million investment from Blackstone," 11 June 2020 The story of David and Charisse, who has cerebral palsy and ataxia, is documented in the second season of 9 Months with Courteney Cox, a Facebook Watch series. Ally Mauch, PEOPLE.com, "Meet David and Charisse, the Couple Navigating Disability and Pregnancy on Courteney Cox Series," 12 May 2020 Like her mother, Kathy, and her sister, Kaila, Keyshanna had cerebellar ataxia, a genetic disorder that affects the brain. Los Angeles Times, "When L.A. moved them off the streets, some knew it was their last chance. Others didn’t see it that way," 15 Aug. 2019 Both have Friedreich’s ataxia, an incurable disease of the nervous system. New York Times, "Congress Saves Coal Miner Pensions, but What About Others?," 24 Dec. 2019 As a final test, the researchers tried it on a mutant ataxia protein. John Timmer, Ars Technica, "Scientists find a way to target the protein behind Huntington’s disease," 1 Nov. 2019 As mentioned above, several forms of ataxia are caused by an expansion of the same amino acid that's duplicated in the Huntington's disease gene, and so these may undergo the same sort of interactions with these two chemicals. John Timmer, Ars Technica, "Scientists find a way to target the protein behind Huntington’s disease," 1 Nov. 2019 The Huntington's disease protein is one of them, as are a number of proteins associated with genetic ataxias. John Timmer, Ars Technica, "Scientists find a way to target the protein behind Huntington’s disease," 1 Nov. 2019 Proceeds from the event will benefit the University of Minnesota’s research and patient care focused on ALS (Lou Gehrig’s Disease), ataxia, muscular dystrophy, multiple sclerosis and Parkinson’s disease. Betsy Helfand, Twin Cities, "Nelson Cruz is Twins’ 2019 MVP," 15 Oct. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ataxia.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of ataxia

1670, in the meaning defined above

History and Etymology for ataxia

borrowed from Greek ataxía "lack of discipline, disorder, confusion," from a- a- entry 2 + -taxia, from táxis "drawing up in rank and file, order of battle, order, arrangement" + -ia -ia entry 1 — more at taxis

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Time Traveler for ataxia

Time Traveler

The first known use of ataxia was in 1670

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Cite this Entry

“Ataxia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ataxia. Accessed 20 Jan. 2021.

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More Definitions for ataxia

ataxia

noun
atax·​ia | \ ə-ˈtak-sē-ə, (ˈ)ā- How to pronounce ataxia (audio) \

Medical Definition of ataxia

: an inability to coordinate voluntary muscular movements that is symptomatic of some disorders of the central nervous system

Other Words from ataxia

ataxic \ -​sik How to pronounce ataxia (audio) \ adjective

More from Merriam-Webster on ataxia

Britannica English: Translation of ataxia for Arabic Speakers

Britannica.com: Encyclopedia article about ataxia

Comments on ataxia

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