scar tissue

American  

noun

1. connective tissue that has contracted and become dense and fibrous.

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Etymology

Origin of scar tissue

First recorded in 1870–75

Example Sentences

The model displayed cell death, inflammation, and glial scarring, which is a thick buildup of scar tissue that forms a physical and chemical barrier preventing nerve repair.

From Science Daily

Dr. Wachter has lived through previous efforts to modernize healthcare and has the scar tissue to prove it.

From The Wall Street Journal

These cells can get larger and change in response to hormones in the menstrual cycle, causing pain, inflammation and scar tissue.

From BBC

When injury occurs, they switch into collagen-producing cells that build up scar tissue in the liver.

From Science Daily

The condition, which is often mistaken for asthma, involves inflammation and scar tissue build-up in the airway.

From BBC