multiple sclerosis

noun

: a demyelinating disease marked by patches of hardened tissue in the brain or the spinal cord and associated especially with partial or complete paralysis and jerking muscle tremor

Examples of multiple sclerosis 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.
Cancer, lupus, multiple sclerosis, and many other diseases may also not be apparent, but those conditions are physical and can qualify for exclusion. Robert W. Wood, Forbes.com, 9 June 2025 Unable to connect with Anne, even years later when the latter has developed multiple sclerosis, Louisa is challenging and compelling, much like this thoughtful book about families. Bethanne Patrick, Los Angeles Times, 1 June 2025 Read more: Health A-Z Eye Health Cataracts 13 Sources Pietrangelo is a health writer who has authored two books: one focused on multiple sclerosis and the other on triple-negative breast cancer. Ann Pietrangelo, Verywell Health, 28 May 2025 However, one in 5,000 people is born with dysfunctional mitochondria, and many others develop metabolic dysfunction later in life in association with aging or illnesses such as cancer, multiple sclerosis, heart disease and dementia. Ashley MacKin Solomon, San Diego Union-Tribune, 20 May 2025 See All Example Sentences for multiple sclerosis

Word History

First Known Use

1885, in the meaning defined above

Time Traveler
The first known use of multiple sclerosis was in 1885

Browse Nearby Words

Cite this Entry

“Multiple sclerosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/multiple%20sclerosis. Accessed 27 Jun. 2025.

Kids Definition

multiple sclerosis

noun
: a disease marked by patches of hardened tissue in the brain or spinal cord resulting in symptoms (as weakness or paralysis in the arms or legs or loss of balance and muscle coordination) that usually come and go

Medical Definition

multiple sclerosis

noun
: a demyelinating disease marked by patches of hardened tissue in the brain or the spinal cord and associated especially with partial or complete paralysis and jerking muscle tremor
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!