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or cheloid

[kee-loid] /ˈki lɔɪd/
noun, Pathology.
an abnormal proliferation of scar tissue, as on the site of a surgical incision.
Origin of keloid
1850-55; earlier kel(is) keloid (< Greek kēlís stain, spot) + -oid
Related forms
keloidal, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for keloid
Historical Examples
  • In rare instances the burned area becomes the seat of a peculiar overgrowth of fibrous tissue of the nature of keloid (p 401).

    Manual of Surgery Alexis Thomson and Alexander Miles
  • These keloid scars shrink and whiten in the course of a year or eighteen months.

  • The hard fibroma known as keloid is described with the affections of scars.

    Manual of Surgery Alexis Thomson and Alexander Miles
British Dictionary definitions for keloid


(pathol) a hard smooth pinkish raised growth of scar tissue at the site of an injury, tending to occur more frequently in dark-skinned races
Derived Forms
keloidal, cheloidal, adjective
Word Origin
C19: from Greek khēlē claw
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for keloid

also cheloid, 1854, from French kéloïde, from Greek khele "crab claw, talon, cloven hoof" + -oides (see -oid). Related: Keloidal; cheloidal.

Online Etymology Dictionary, © 2010 Douglas Harper
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keloid in Medicine

keloid ke·loid or che·loid (kē'loid')
A red, raised formation of fibrous scar tissue caused by excessive tissue repair in response to trauma or incision.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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