peptic ulcer

peptic ulcer Word Origin See more synonyms for peptic ulcer on Thesaurus.com noun Pathology.

1. an erosion of the mucous membrane of the lower esophagus, stomach, or duodenum, caused in part by the corrosive action of the gastric juice.

Origin of peptic ulcer First recorded in 1895–1900 Related Words for peptic ulcer abscess, lesion, carbuncle, boil, canker, pustule British Dictionary definitions for peptic ulcer peptic ulcer noun

1. pathol an ulcer of the mucous membrane lining those parts of the alimentary tract exposed to digestive juices. It can occur in the oesophagus, the stomach, the duodenum, the jejunum, or in parts of the ileum

peptic ulcer in Medicine peptic ulcer n.

1. An ulcer of the upper digestive tract, usually in the stomach or duodenum, where the mucous membrane is exposed to gastric secretions.