gastric mill

Noun

 * 1) An organ in the gastrointestinal tract of some animals, particularly crustaceans, 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.

Translations

 * Finnish: purumaha
 * Norwegian:
 * Bokmål: