py·lo·rus (p -lôr  s, -l r-, p -)n. pl. py·lo·ri (-lôr  , -lr) The passage at the lower end of the stomach that opens into the duodenum. [Late Latin pyl rus, from Greek pulros : pul , gate + ouros, guard; see wer-3 in Indo-European roots.] |
pylorus [paɪˈlɔːrəs]
n pl -ri [-raɪ]
(Life Sciences & Allied Applications / Anatomy) the small circular opening at the base of the stomach through which partially digested food (chyme) passes to the duodenum
[via Late Latin from Greek pulōrus gatekeeper, from pulē gate + ouros guardian]
pyloric adj
| pylorus (p-lôrs, p-) Plural pylori (p -lôr, p-) The passage at the lower end of the stomach that opens into the small intestine. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  pylorus - a small circular opening between the stomach and the duodenumorifice, porta, opening - an aperture or hole that opens into a bodily cavity; "the orifice into the aorta from the lower left chamber of the heart" musculus sphincter pylori, pyloric sphincter, pyloric valve - the sphincter muscle of the pylorus that separates the stomach from the duodenum |
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