myo·​si·​tis | \ ˌmī-ə-ˈsī-təs How to pronounce myositis (audio) \

Definition of myositis

: soreness of voluntary muscle due to inflammation

Examples of myositis in a Sentence

Recent Examples on the Web He was diagnosed in 2017 with inclusion body myositis, a slow-moving degenerative condition that’s causing his muscles to atrophy. Gary Graff, cleveland, "Peter Frampton’s rock ‘n’ roll life comes alive in pages of new memoir," 18 Oct. 2020 Four years earlier, Frampton had been diagnosed with inclusion body myositis, a degenerative muscle disorder that would gradually rob him of his ability to play guitar. Jordan Runtagh,, "Peter Frampton on His Final Tour and Battling the Rare Disease That Could End His Music Career," 26 Nov. 2019 Pretty bold statement for a man who’s been diagnosed with inclusion body myositis, a degenerative muscle disease that eventually will take the pick out of his fingers and the guitar off his shoulder. Chuck Yarborough,, "Peter Frampton heads into the sunset with his fingers ablaze with ‘Finale: Farewell Tour’ stop at Blossom," 9 Aug. 2019 Giants fans are well aware of Krukow’s condition, known as inclusion-body myositis, a progressive muscle disorder that affects the legs, arms, fingers and wrists. Bruce Jenkins,, "Giants announcer Mike Krukow leans on his service dog, Patriot, for support," 5 July 2019 Stricken with inclusion body myositis, a debilitating muscular disease, Mr. Edell retired in 2001 after a 13-3 season. Mike Klingaman, Washington Post, "Dick Edell, Hall of Fame Maryland men’s lacrosse coach, dies at 74," 6 May 2018 Twelve years have passed since Krukow was diagnosed with inclusion-body myositis, a degenerative muscle disease that is neither curable nor life-threatening. Bruce Jenkins, San Francisco Chronicle, "Mike Krukow returns, his spirit intact," 23 Feb. 2018 Edell, 73, suffers from inclusion-body myositis, a debilitating and incurable muscle disease that has left him in a wheelchair. Mike Klingaman,, "Former Calvert Hall lacrosse players reunite for their coach, Dick Edell," 28 July 2017 Krukow, who is entering his 27th season as a Giants TV broadcaster, is suffering from inclusion-body myositis, a degenerative muscle disease that is not life threatening but causes progressive weakness in his extremities. Daniel Mano, The Mercury News, "Health condition will force Mike Krukow to cut broadcast schedule this season," 12 Feb. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'myositis.' 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 myositis

circa 1807, in the meaning defined above

History and Etymology for myositis

New Latin, irregular from Greek mys muscle, mouse

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Time Traveler for myositis

Time Traveler

The first known use of myositis was circa 1807

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Statistics for myositis

Last Updated

25 Oct 2020

Cite this Entry

“Myositis.” Dictionary, Merriam-Webster, Accessed 26 Nov. 2020.

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More Definitions for myositis


myo·​si·​tis | \ ˌmī-ə-ˈsīt-əs How to pronounce myositis (audio) \

Medical Definition of myositis

: muscular discomfort or pain from infection or an unknown cause

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