tendinosis
noun
ten·di·no·sis
ˌten-də-ˈnō-səs 
variants
or tendonosis
: progressive degeneration of a tendon (as from chronic overuse) that usually involves fraying or tearing of fibrous tissue and is typically accompanied by pain and stiffness but little inflammation
quadriceps tendinosis
tendinosis of the Achilles tendon
Examples of tendinosis in a Sentence
Recent Examples on the Web
So judging where Oladipo stands remains unclear with the left knee tendinosis that has had the veteran guard out since the preseason.
—
Ira Winderman, Sun Sentinel, 30 Nov. 2022
Davis has been sidelined since Feb. 14 with a calf strain and tendinosis in his right leg and has missed the last 30 games.
—Matt Eppers, USA TODAY, 22 Apr. 2021
If any All-Star is unable to play on March 7 due to injury — like, say, the Lakers’ Davis (who is expected to miss four weeks after suffering a calf strain and aggravating a case of Achilles tendinosis in his right leg) — then Commissioner Adam Silver has sole discretion in naming a replacement.
—Eric Walden, The Salt Lake Tribune, 23 Feb. 2021
This season, the debut was not until early December, following knee tendinosis.
—Ira Winderman, Sun Sentinel, 22 Mar. 2023
Anthony Davis also remains sidelined because of a calf strain and tendinosis in his right leg.
—Chris Fedor, cleveland, 27 Mar. 2021
Center Bam Adebayo, who has not missed time due to injury this season, was listed as probable with left-knee tendinosis, ultimately remaining in the mix against the Hawks.
—Ira Winderman, sun-sentinel.com, 28 Feb. 2021
The Los Angeles Lakers have dropped three of four since Anthony Davis was ruled out for a month with a strained calf and Achilles tendinosis.
—Matt Eppers, USA TODAY, 22 Feb. 2021
There are three papers on the physiology of soccer, one on the biomechanics of baseball pitching, and one on Hakan Alfredson’s famous heel-drop protocol for Achilles tendinosis, which squeaks in at 98th place.
—Alex Hutchinson, Outside Online, 20 Feb. 2021
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Ira Winderman, Sun Sentinel, 30 Nov. 2022
Davis has been sidelined since Feb. 14 with a calf strain and tendinosis in his right leg and has missed the last 30 games.
—Matt Eppers, USA TODAY, 22 Apr. 2021
If any All-Star is unable to play on March 7 due to injury — like, say, the Lakers’ Davis (who is expected to miss four weeks after suffering a calf strain and aggravating a case of Achilles tendinosis in his right leg) — then Commissioner Adam Silver has sole discretion in naming a replacement.
—Eric Walden, The Salt Lake Tribune, 23 Feb. 2021
This season, the debut was not until early December, following knee tendinosis.
—Ira Winderman, Sun Sentinel, 22 Mar. 2023
Anthony Davis also remains sidelined because of a calf strain and tendinosis in his right leg.
—Chris Fedor, cleveland, 27 Mar. 2021
Center Bam Adebayo, who has not missed time due to injury this season, was listed as probable with left-knee tendinosis, ultimately remaining in the mix against the Hawks.
—Ira Winderman, sun-sentinel.com, 28 Feb. 2021
The Los Angeles Lakers have dropped three of four since Anthony Davis was ruled out for a month with a strained calf and Achilles tendinosis.
—Matt Eppers, USA TODAY, 22 Feb. 2021
There are three papers on the physiology of soccer, one on the biomechanics of baseball pitching, and one on Hakan Alfredson’s famous heel-drop protocol for Achilles tendinosis, which squeaks in at 98th place.
—Alex Hutchinson, Outside Online, 20 Feb. 2021
Cite this Entry
“Tendinosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tendinosis. Accessed 25 Jul. 2025.
Copy CitationMedical Definition
tendinosis
noun
ten·di·no·sis
ˌten-də-ˈnō-səs
variants
or tendonosis
: progressive degeneration of a tendon (as from chronic overuse) that usually involves fraying or tearing of fibrous tissue and is typically accompanied by pain and stiffness but little inflammation
tendinosis of the Achilles tendon
rotator cuff tendinosis
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