te·​no·​syn·​o·​vi·​tis | \ ˈte-nō-ˌsi-nə-ˈvī-təs How to pronounce tenosynovitis (audio) , ˈtē-\

Definition of tenosynovitis

: inflammation of a tendon sheath

Examples of tenosynovitis in a Sentence

Recent Examples on the Web

The doctor saw him right away, and diagnosed the condition as flexor tenosynovitis, an inflammation of the tendon inside of its sheath. Todd Masson, NOLA.com, "Getting poked by shrimp puts fishing guide in hospital," 26 June 2017

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

First Known Use of tenosynovitis

circa 1860, in the meaning defined above

History and Etymology for tenosynovitis

ten- (from Greek tenont-, ténōn "sinew, tendon") + -o- + synovitis — more at tendon

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The first known use of tenosynovitis was circa 1860

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teno·​syn·​o·​vi·​tis | \ ˌten-ō-ˌsin-ə-ˈvīt-əs How to pronounce tenosynovitis (audio) \

Medical Definition of tenosynovitis

: inflammation of a tendon sheath

called also tendovaginitis, tenovaginitis

More from Merriam-Webster on tenosynovitis

Britannica.com: Encyclopedia article about tenosynovitis

Comments on tenosynovitis

What made you want to look up tenosynovitis? Please tell us where you read or heard it (including the quote, if possible).


one from the Upper Peninsula of Michigan

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