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1. (n.) peptic ulcer
an erosion of the mucous membrane of the lower esophagus, stomach, or duodenum, caused in part by the corrosive action of the gastric juice.
Etymology: (1895–1900)
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| Definition of 'peptic ulcer' |
Princeton's WordNet |
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1. (noun) peptic ulcer, peptic ulceration
an ulcer of the mucous membrane lining of the alimentary tract
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| Definition of 'peptic ulcer' |
U.S. National Library of Medicine |
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1. peptic ulcer
Ulcer that occurs in the regions of the GASTROINTESTINAL TRACT which come into contact with GASTRIC JUICE containing PEPSIN and GASTRIC ACID. It occurs when there are defects in the MUCOSA barrier. The common forms of peptic ulcers are associated with HELICOBACTER PYLORI and the consumption of nonsteroidal anti-inflammatory drugs (NSAIDS).
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Definitions of peptic ulcer 
