n.
Pronunciation: - ˌ sis-t ə - ' k ī -n ə n
Function: noun
Etymology: New Latin cholecyst is + English -o- + kinin
Date: circa 1929
: a hormone secreted especially by the duodenal mucosa that regulates the emptying of the gallbladder and secretion of enzymes by the pancreas and that has been found in the brain ― called also cholecystokinin-pancreozymin pancreozymin