scar tissue

noun

: the connective tissue forming a scar and composed chiefly of fibroblasts in recent scars and largely of dense collagenous fibers in old scars

Examples of scar tissue in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
One complication of breast augmentation is capsular contracture, an inflammatory response that creates a hardening of the scar tissue that forms around the implant. Emma Sandler, Forbes.com, 17 Aug. 2026 The two-time Olympic champion from Norway hadn’t raced since having surgery early this year to clean up scar tissue on the protective sheath around his left Achilles tendon. ABC News, 10 Aug. 2026 The stage of the condition does not necessarily predict the severity of symptoms, and endometriosis can still cause scar tissue formation, pelvic adhesions, and fertility problems even if symptoms are not present. Anthony Robledo, USA Today, 4 Aug. 2026 On MRIs, sometimes doctors can see little dots of scar tissue in the brains of people who get migraines. Helen Carefoot, Flow Space, 30 July 2026 See All Example Sentences for scar tissue

Word History

First Known Use

1875, in the meaning defined above

Time Traveler
The first known use of scar tissue was in 1875

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Cite this Entry

“Scar tissue.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/scar%20tissue. Accessed 21 Aug. 2026.

Kids Definition

scar tissue

noun
: connective tissue forming a scar

Medical Definition

scar tissue

noun
: the connective tissue forming a scar and composed chiefly of fibroblasts in recent scars and largely of dense collagenous fibers in old scars
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