or che·loid


Origin of keloid

1850–55; earlier kel(is) keloid (< Greek kēlís stain, spot) + -oid
Related formske·loi·dal, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for keloid

Historical Examples of keloid

  • These keloid scars shrink and whiten in the course of a year or eighteen months.

  • 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

  • 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



  1. 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 Formskeloidal or cheloidal, adjective

Word Origin for keloid

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

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

keloid in Medicine


  1. 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.