noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A hormone that stimulates the production of gastric acid in the stomach countable, uncountable
2. 2
   polypeptide hormone secreted by the mucous lining of the stomach; when peptides and amino acids are present in the small intestine the secretion of gastric acid is stimulated wordnet

Etymology

Ancient Greek γαστήρ (gastḗr) + -in

Related phrases

gastric acid

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.