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ulcer

[uhl-ser]
See more synonyms for ulcer on Thesaurus.com
noun
  1. Pathology. a sore on the skin or a mucous membrane, accompanied by the disintegration of tissue, the formation of pus, etc.
  2. peptic ulcer.
  3. any chronically corrupting or disrupting condition, element, etc.
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Origin of ulcer

1350–1400; Middle English < Latin ulcer- (stem of ulcus); akin to Greek hélkos
Related formsan·ti·ul·cer, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for ulcer

abscess, lesion, sore, carbuncle, boil, canker, pustule, fester, ulceration

Examples from the Web for ulcer

Contemporary Examples of ulcer

Historical Examples of ulcer

  • Might it not rather be some unknown form of ulcer of hysterical origin?

  • He has spoken of it as an ulcer that is draining the Empire of its resources.

    The Snare

    Rafael Sabatini

  • No ulcer can heal, unless the absorption from it is as great as the deposition in it.

    Zoonomia, Vol. II

    Erasmus Darwin

  • Oh, do not talk of her; she is my ulcer, particularly when I am in a bad temper.

    The Regent's Daughter

    Alexandre Dumas (Pere)

  • The condition of the ulcer when the clay is removed is indescribable.

    At the Court of the Amr

    John Alfred Gray


British Dictionary definitions for ulcer

ulcer

noun
  1. a disintegration of the surface of the skin or a mucous membrane resulting in an open sore that heals very slowlySee also peptic ulcer
  2. a source or element of corruption or evil
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Word Origin for ulcer

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

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).

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Online Etymology Dictionary, © 2010 Douglas Harper

ulcer in Medicine

ulcer

(ŭlsər)
n.
  1. 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.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

ulcer in Science

ulcer

[ŭlsər]
  1. 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.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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.

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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 New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.