-
- To save this word, you'll need to log in.
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
Bickell was traded to the Carolina Hurricanes after the 2015-16 season and was diagnosed with multiple sclerosis in 2017.
—
Scott Powers, The Athletic, 14 Feb. 2025
Selma Blair is opening up about her experience as a single parent living with multiple sclerosis.
—
Kayla Grant, People.com, 6 Feb. 2025
Inflammation within the cervical spine from diseases like Guillain-Barré syndrome or multiple sclerosis (MS)
6.
—
Soma Mandal, Verywell Health, 4 Feb. 2025
Recent research has suggested that multiple sclerosis, a chronic neurologic condition, may be caused by the Epstein-Barr virus.
—
Erika Edwards, NBC News, 1 Feb. 2025
See all Example Sentences for multiple sclerosis 
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.
Word History
First Known Use
1885, in the meaning defined above
Time Traveler
The first known use of multiple sclerosis was
in 1885
Dictionary Entries Near multiple sclerosis
Cite this Entry
“Multiple sclerosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/multiple%20sclerosis. Accessed 20 Feb. 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
More from Merriam-Webster on multiple sclerosis
Thesaurus: All synonyms and antonyms for multiple sclerosis
Nglish: Translation of multiple sclerosis for Spanish Speakers
Britannica.com: Encyclopedia article about multiple sclerosis
Love words? Need even more definitions?
Merriam-Webster unabridged
Share