cholecystokinin

American  

[koh-luh-sis-tuh-kahy-nin, kol-uh-] / ˌkoʊ ləˌsɪs təˈkaɪ nɪn, ˌkɒl ə- /

noun

1. a hormone secreted by the upper portion of the intestine that stimulates contraction of the gallbladder and increases secretion of pancreatic juice. CCK

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cholecystokinin British  

/ ˌkɒlɪˌsɪstəˈkaɪnɪn /

noun

1. Also called: pancreozymin.  a hormone secreted by duodenal cells that stimulates the contraction of the gall bladder and secretion of pancreatic enzymes

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Etymology

Origin of cholecystokinin

First recorded in 1925–30; cholecyst + -o- + -kinin

Example Sentences

Some of the hormones produced include gastrin, secretin, and cholecystokinin, which are secreted in the presence of food, and some of which act on other organs such as the pancreas, gallbladder, and liver.

From Textbooks • Jun. 9, 2022

They found that immune cells called T-cells responded to the worm infection by driving up levels of cholecystokinin.

From BBC • Jan. 18, 2013

Researchers first saw a potential link when they were measuring levels of a hormone called cholecystokinin in volunteers after they had been fed a meal.

From BBC • Jan. 18, 2013

When enough food leaves the stomach and reaches the small intestine, another hormone, called cholecystokinin, signals that the meal is over--and triggers the release of enzymes in the gallbladder and the pancreas.

From Time Magazine Archive

Dr. Viehoever found that soon after he injected the most trifling amount of the hormones secretin and cholecystokinin into the fish's tail, the gall bladder contracted, and squeezed its green bile into the intestines.

From Time Magazine Archive