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ulcer

 - 6 dictionary results

ul⋅cer

[uhl-ser]
–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.

Origin:
1350–1400; ME < L ulcer- (s. of ulcus); akin to Gk hélkos
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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ul·cer   (ŭl'sər)   
n.  
  1. A lesion of the skin or 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.

  2. A corrupting condition or influence.


[Middle English, from Old French ulcere, from Latin ulcus, ulcer-.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: 1ul·cer
Pronunciation: '&l-s&r
Function: noun
: a break in skin or mucous membrane with loss of surface tissue,disintegration and necrosis of epithelial tissue, and often pus ulcer>
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

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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Science Dictionary
ulcer   (ŭl'sər)  Pronunciation Key 
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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