amyotrophic lateral sclerosis

noun

amyo·​tro·​phic lateral sclerosis ˌā-ˌmī-ə-ˈtrō-fik- How to pronounce amyotrophic lateral sclerosis (audio) -ˈträ- How to pronounce amyotrophic lateral sclerosis (audio)
: a rare progressive degenerative fatal disease affecting the motor neurons, usually beginning in middle age, and characterized especially by increasing and spreading muscular weakness and atrophy
abbreviation ALS

called also Lou Gehrig's disease

Examples of amyotrophic lateral sclerosis in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Joe Bonsall health issues with amyotrophic lateral sclerosis caused retirement Bonsall retired from performing on the road with the group after 50 years six months ago, citing the half-decade onset of his ALS diagnosis. Marcus K. Dowling, USA TODAY, 9 July 2024 Early research has established a likely link between these activities and Parkinson’s, as well as other neurodegenerative diseases like Alzheimer’s, amyotrophic lateral sclerosis (ALS) and chronic traumatic encephalopathy (CTE). Randi Richardson, NBC News, 24 Sep. 2024 The Oak Ridge Boys song 'Elvira': 1981 CMA Single of the Year What is ALS, or Lou Gehrig's Disease? ALS stands for amyotrophic lateral sclerosis and is named for the New York Yankees star player who suffered from the disease, according to the National Institute of Neurological Disorders and Stroke. Chris Sims, The Indianapolis Star, 9 July 2024 Popular local radio personality Jim Scott, who retired as 700 WLW-AM morning radio host in 2015, died Friday of amyotrophic lateral sclerosis (ALS). Jeff Suess, The Enquirer, 29 June 2024 See all Example Sentences for amyotrophic lateral sclerosis 

Word History

Etymology

a- entry 2 + my- + -trophic

First Known Use

1875, in the meaning defined above

Time Traveler
The first known use of amyotrophic lateral sclerosis was in 1875

Dictionary Entries Near amyotrophic lateral sclerosis

amyotonia

amyotrophic lateral sclerosis

Amyraldism

Cite this Entry

“Amyotrophic lateral sclerosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/amyotrophic%20lateral%20sclerosis. Accessed 5 Nov. 2024.

Medical Definition

amyotrophic lateral sclerosis

noun
: a rare fatal progressive degenerative disease that affects pyramidal motor neurons, usually begins in middle age, and is characterized especially by increasing and spreading muscular weakness
abbreviation ALS

called also Lou Gehrig's disease

More from Merriam-Webster on amyotrophic lateral sclerosis

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