PYLORUS

pylorus

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

Source: WordNet® 3.1

Etymology

Noun

pylorus (plural pylori or pyloruses)

(anatomy) The opening in a vertebrate, including humans, at the lower end of the stomach that opens into the duodenum.

A muscular or myovascular structure that controls the opening of an orifice or lumen of an organ.

Synonyms

• pyloric sphincter

Source: Wiktionary

Py*lo"rus, n.; pl. Pylori. Etym: [L., fr. Gr. (Anat.) (a) The opening from the stomach into the intestine. (b) A posterior division of the stomach in some invertebrates.

Source: Webster’s Unabridged Dictionary 1913 Edition