Found 2 items, similar to pylorus.
English → English (WordNet) Definition: pylorus pylorus n : a small circular opening between the stomach and the duodenum [also: pylori (pl)]
English → English (gcide) Definition: Pylorus Pylorus \Py*lo"rus\, n.; pl. Pylori. [L., fr. Gr. ? pylorus, gate keeper; ? a gate + ? watcher, guardian.] (Anat.) (a) The opening from the stomach into the intestine. (b) A posterior division of the stomach in some invertebrates. [1913 Webster]