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ulcer

[uhl-ser] /ˈʌl sər/
noun
1.
Pathology. a sore on the skin or a mucous membrane, accompanied by the disintegration of tissue, the formation of pus, etc.
3.
any chronically corrupting or disrupting condition, element, etc.
Origin
1350-1400
1350-1400; Middle English < Latin ulcer- (stem of ulcus); akin to Greek hélkos
Related forms
antiulcer, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for ulcer
  • Symptoms vary and depend on the specific cause of the mouth ulcer.
  • As soon as the ulcer forms, you can barely move that part of the body.
  • In the past, milk-alkali syndrome was often a side effect of treating peptic ulcer disease with antacids containing calcium.
  • Otherwise one could end up with a serious case of stomach ulcer.
  • Or they will find themselves in the hospital with a bleeding ulcer or heart palpitations.
  • The bump becomes an ulcer within a day of its appearance.
  • The only business that really benefited were ulcer medications.
  • Endoscopic therapy can be used to stop bleeding from the ulcer.
  • Suffering from a severe foot ulcer that would not heal, he was told his only chance of a cure was a partial amputation of his leg.
  • Placing a warm wet cloth over the area can help remove ulcer crusts.
British Dictionary definitions for ulcer

ulcer

/ˈʌlsə/
noun
1.
a disintegration of the surface of the skin or a mucous membrane resulting in an open sore that heals very slowly See also peptic ulcer
2.
a source or element of corruption or evil
Word Origin
C14: from Latin ulcus; related to Greek helkos a sore
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 ulcer
n.

c.1400, from Old French ulcere, from Vulgar Latin ulcerem, from Latin ulcus (genitive ulceris) "ulcer," from PIE *elk-es- "wound" (cf. Greek elkos).

Online Etymology Dictionary, © 2010 Douglas Harper
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ulcer in Medicine

ulcer ul·cer (ŭl'sər)
n.
A lesion of the skin or of a mucous membrane, such as the one lining the stomach or duodenum, that is accompanied by formation of pus and necrosis of surrounding tissue, usually resulting from inflammation or ischemia.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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ulcer in Science
ulcer
  (ŭl'sər)   
A break in the skin or a mucous membrane, such as the one lining the stomach or duodenum, accompanied by inflammation, pus, and loss of tissue.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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ulcer in Culture
ulcer [(ul-suhr)]

An inflamed open sore on the skin or mucous membrane. An ulcer may form in the inner lining of the stomach or duodenum, interfere with digestion, and cause considerable pain.

Note: It used to be thought that stress was the cause of stomach and duodenal ulcers, but we now know that they are caused by bacteria and can be cured by antibiotics.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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