synovitis

noun

sy·​no·​vi·​tis ˌsī-nə-ˈvī-təs 

: inflammation of a synovial membrane

Examples of synovitis in a Sentence

Recent Examples on the Web

Memphis forward Brandon Clarke scored six points and had three rebounds in his first game since March 19 due to knee injuries, including arthroscopic surgery in September to relieve right knee synovitis. —CBS News, 18 Dec. 2025

The Argentine Football Association (AFA) said he had been diagnosed with synovitis, a swelling of the synovial membrane, with a statement including a photo of Fernandez with strapping on that knee. —Colin Millar, New York Times, 9 Nov. 2025

Chelsea shared on her Instagram Stories that the toddler had developed transient synovitis from a viral infection. —Emily Blackwood, PEOPLE, 26 Oct. 2025

Chondroitin sulfate may reduce synovitis, an inflammation of the synovial lining. —Elizabeth Barnes, Verywell Health, 31 Mar. 2025

The symptoms, including paralysis that now went up to their son’s shoulders, were no longer consistent with transient synovitis. —Fabian Ardaya, The Athletic, 5 Aug. 2024

Word History

Etymology

synovia + -itis

First Known Use

circa 1836, in the meaning defined above

Rhymes for synovitis

• adenitis
• arteritis
• blepharitis
• cervicitis
• cholangitis
• choroiditis
• decubitus
• dermatitis
• fasciitis
• gingivitis
• hepatitis
• iritis

Medical Definition

synovitis

noun

sy·​no·​vi·​tis ˌsī-nə-ˈvīt-əs 

: inflammation of a synovial membrane usually with pain and swelling of the joint