peptic ulcer
noun Pathology.
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
Words nearby peptic ulcer
peptalk,
peptic,
peptic cell,
peptic digestion,
peptic esophagitis,
peptic ulcer,
peptidase,
peptide,
peptide bond,
peptidergic,
peptidoglycan
British Dictionary definitions for peptic ulcer
peptic ulcer
noun
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
Medical definitions for peptic ulcer
peptic ulcer
n.
An ulcer of the upper digestive tract, usually in the stomach or duodenum, where the mucous membrane is exposed to gastric secretions.