noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of several peptide hormones that stimulate the digestion of fat and protein.
2. 2
   a gastrointestinal hormone that stimulates the secretion of pancreatic enzymes and the contraction and emptying of the gall bladder; its release is stimulated by the presence of fatty acids and amino acids in the small intestine wordnet

Synonyms

All synonyms

hormone

Etymology

From cholecysto- + kinin.

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