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Definition of tendinitis
tendinitis
/ˌtɛndɪˈnaɪtɪs/
ten · di · ni · tis
Plural:tendinitises
tendinitis Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Top 10k
Syllables
4
tendinitis Game Scores & Validity
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Wordle Guess
• noun
1
Inflammation or irritation of a tendon, typically caused by repetitive motion, overuse, or acute injury, resulting in localized pain and tenderness near a joint.
Example
"The tennis player had to withdraw from the tournament after developing severe tendinitis in her right wrist."
Synonyms
View all synonyms for tendinitisWord Nuance & Usage
Also commonly spelled 'tendonitis' in everyday usage, though 'tendinitis' (derived from the Latin stem 'tendin-') is generally preferred in formal medical writing.
• Rhymes for tendinitis
• Nearby Words
Word Origin & Etymology
Coined in the late 19th century in New Latin from the Medieval Latin stem 'tendin-' (from 'tendo', meaning 'tendon') combined with the medical suffix '-itis' (denoting inflammation).
Cite this Entry
Wordmom. (2026). Definition of Tendinitis. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/tendinitis