[pahy-lawr-uh s, -lohr-, pi-] /paɪˈlɔr əs, -ˈloʊr-, pɪ-/

noun, plural pylori
[pahy-lawr-ahy, -lohr-ahy, pi-] /paɪˈlɔr aɪ, -ˈloʊr aɪ, pɪ-/ (Show IPA). Anatomy.
the opening between the stomach and the duodenum.
noun (pl) -ri (-raɪ)
the small circular opening at the base of the stomach through which partially digested food (chyme) passes to the duodenum

1610s, from Late Latin pylorus “the lower orifice of the stomach,” from Greek pyloros, literally “gatekeeper, porter,” from pyle “gate” (see pylon) + ouros “watcher, guardian” (see warrant (n.)). Related: Pyloric.

pylorus py·lo·rus (pī-lôr’əs)
n. pl. py·lo·ri (-lôr’ī’)

(pī-lôr’əs, pĭ-)
Plural pylori (pī-lôr’ī’, pĭ-)
The passage at the lower end of the stomach that opens into the small intestine.


Read Also:

  • Pyloric canal

    pyloric canal n. The aboral segment of the stomach that succeeds the antrum and ends at the gastroduodenal junction.

  • Pyloric cap

    pyloric cap n. See duodenal cap.

  • Pyloric orifice

    pyloric orifice n. The opening between the stomach and the upper part of the duodenum.

  • Pyloric sphincter

    pyloric sphincter n. A thickening of the layer of the gastric musculature encircling the gastroduodenal junction. Also called sphincter muscle of pylorus.

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