Definition of "keloid" []

• A red, raised formation of fibrous scar tissue caused by excessive tissue repair in response to trauma or surgical incision. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The growth usually takes its start from some injury or lesion of continuity; for instance, at the site of burns, cuts, acne and smallpox scars, etc. -- _cicatricial keloid, false keloid_; or it may also, so it is thought, originate in normal skin -- _spontaneous keloid, true keloid_."
• "The opposite end of the spectrum is something called a keloid, which is basically an extremely thick scar, and can actually look like a piece of rope."
• "FACTOID: A keloid is an overgrowth of skin that forms during scarring."