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[shang-ker] /ˈʃæŋ kər/
noun, Pathology
the initial lesion of syphilis and certain other infectious diseases, commonly a more or less distinct ulcer or sore with a hard base.
Origin of chancre
1595-1605; < Middle FrenchLatin cancrum, accusative of cancer cancer
Related forms
chancrous, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for chancre
  • He browbeats his doctor into imagining how the composer must have felt when he discovered a syphilitic chancre.
  • The chancre is generally painless and resolves without treatment.
  • The characteristic lesion of primary syphilis is the chancre, but atypical primary lesions may occur.
  • The rash usually does not itch and can appear as the chancre is healing or several weeks after the chancre has gone away.
  • A chancre is a painless ulceration formed during the primary stage of syphilis.
British Dictionary definitions for chancre


(pathol) a small hard nodular growth, which is the first diagnostic sign of acquired syphilis
Derived Forms
chancrous, adjective
Word Origin
C16: from French, from Latin: cancer
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 chancre

also chanker, "venereal ulcer," c.1600, from French chancre (15c.), literally "cancer," from Latin cancer (see cancer).

Online Etymology Dictionary, © 2010 Douglas Harper
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chancre in Medicine

chancre chan·cre (shāng'kər)
The primary lesion of syphilis; a hard, nonsensitive, dull red papule or area of infiltration that begins at the site of infection after an interval of 10 to 30 days. Also called hard chancre, hard ulcer.

chan'crous (-krəs) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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