scar tissue


Definition of scar tissue

: 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 An autopsy after Bennett's death suggested that while the pig heart had been pumping well, scar tissue was building up in the organ, thickening it and preventing it from fully relaxing after pushing through the blood. Karen Weintraub, USA TODAY, 5 May 2022 But every year, hundreds of thousands of patients undergo follow-up operations to carve away the internal scar tissue that results, which causes problems such as pain and intestinal blockages. Mitch Leslie, Science | AAAS, 4 Mar. 2021 Rinna famously pulled back on her own lip fillers with a lip reduction surgery over 10 years ago, after the silicone started seeping throughout her lip and creating scar tissue. Dave Quinn,, 23 Mar. 2022 Mostly life goes on and these characters find ways to sew themselves up, deriving strength in the knotty scar tissue that remains. CNN, 21 Mar. 2022 While animals such as flatworms, starfish and crabs regenerate limbs, mammal injury tends to result in scar tissue, which prevents blood loss and infection. NBC News, 26 Jan. 2022 But like humans, African clawed frogs can’t regrow complex limbs and instead heal the wound with scar tissue. Corryn Wetzel, Smithsonian Magazine, 31 Jan. 2022 Even if promptly treated, there may be nerve damage or scar tissue on the drainage system, increasing the the risk of a closure happening again, per Ondeck. Leah Groth,, 16 Dec. 2021 Affleck is much better with comedy than drama; the last two decades of celebrity scar tissue have left him with a very bleak sense of humor. Darren Franich,, 4 Mar. 2022 See More

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

First Known Use of scar tissue

1875, in the meaning defined above

Learn More About scar tissue

Time Traveler for scar tissue

Time Traveler

The first known use of scar tissue was in 1875

See more words from the same year

Dictionary Entries Near scar tissue


scar tissue


See More Nearby Entries 

Statistics for scar tissue

Last Updated

13 May 2022

Cite this Entry

“Scar tissue.” Dictionary, Merriam-Webster, Accessed 19 May. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for scar tissue

scar tissue


Medical Definition of scar tissue

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


Test Your Vocabulary

Name That Color

  • a light greenish blue color
  • Name that color:
Spell It

Can you spell these 10 commonly misspelled words?

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!