Pylorus

[pai'lɒ:rәs]

(noun.) a small circular opening between the stomach and the duodenum.

Typist: Vilma--From WordNet

(n.) The opening from the stomach into the intestine.

(n.) A posterior division of the stomach in some invertebrates.

Checked by Harlan

n. the lower opening of the stomach leading to the intestines.—adj. Pylor′ic.

Checker: Tina