An organ in the gastrointestinal tract of some animals, which contains dentition, that is used to grind food. The gnashing of the teeth/plates in the mill is also used by some of the creatures to create audible growling, as a form of communication.

An inflatable medical device temporarily placed in the stomach to aid weight loss.

plural of gastric balloon

A condition where ingested foods pass through the stomach very rapidly and enter the small intestine largely undigested.

plural of gastricsin

(biochemistry) An aspartic proteinase of the peptidase family A1 which is a digestive enzyme produced in the stomach and constitutes a major component of the gastric mucosa.

Obsolete form of gastric.