
1) Digestive system component 2) Opening 3) Orifice 4) Porta
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https://www.crosswordclues.com/clue/pylorus

The pylorus (s or s), or pyloric part is the region of the stomach that connects to the duodenum. The pylorus is considered as having two parts, the pyloric antrum opening to the body of the stomach, and the pyloric canal opening to the duodenum. The pyloric canal ends as the pyloric orifice, which marks the junction between the stomach and the du...
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http://en.wikipedia.org/wiki/Pylorus

• (n.) The opening from the stomach into the intestine. • (n.) A posterior division of the stomach in some invertebrates.
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http://thinkexist.com/dictionary/meaning/pylorus/

(Gr. pyloros gatekeeper) the opening in a vertebrate from the stomach into the intestine.
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http://users.ugent.be/~rvdstich/eugloss/DIC/dictio73.html

cone-shaped constriction in the gastrointestinal tract that demarcates the end of the stomach and the beginning of the small intestine. The main ... [3 related articles]
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http://www.britannica.com/eb/a-z/p/137

<anatomy> The opening in a vertebrate from the stomach into the intestine. ... Origin: Gr. Pyloros = gatekeeper ... (18 Nov 1997) ...
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http://www.encyclo.co.uk/local/20973

(pi-lor´әs) the lower part of the stomach, where it connects to the duodenum. A ring of muscles, the pyloric sphincter, serves as a “gate,” to close the opening; it opens periodically to allow the contents of the stomach to move into the duodenum. Numerous glands in this region produce hydrochloric aci...
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http://www.encyclo.co.uk/local/21001

The lower sphincter (opening) of the stomach into the small intestine.
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http://www.encyclo.co.uk/visitor-contributions.php

The outlet of the stomach into the small bowel
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http://www.encyclo.co.uk/visitor-contributions.php
Py·lo'rus noun ;
plural Pylori . [ Latin , from Greek ... 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.
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http://www.encyclo.co.uk/webster/P/202

Type: Term Pronunciation: pi-lōr′ŭs, pī-lōr′ī Definitions: 1. The muscular tissue surrounding and controlling the aboral outlet of the stomach. 2. A muscular or myovascular device to open (musculus dilator) and to close (musculus sphincter) an orifice or the lumen of an organ.
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http://www.medilexicon.com/medicaldictionary.php?t=74357

Pylorus: The outlet of the stomach.
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http://www.medterms.com/script/main/art.asp?articlekey=5148

The pylorus is the sphincter muscle which serves as the valve controlling the lower opening of the stomach, where it empties into the duodenum. The pylorus only allows the food through after it has been properly processed by the digestive juices of the stomach. Once through the pylorus, the food is only partially digested. Further digestion takes p...
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http://www.probertencyclopaedia.com/browse/EP.HTM

The terminal portion of the stomach, connecting it with the duodenum (first part of the small intestine).
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http://www.thehorse.com/Glossary.xhtml?L=P

[
n] - a small circular opening between the stomach and the duodenum
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http://www.webdictionary.co.uk/definition.php?query=pylorus

A muscular sphincter (circular band of muscle) at the lower end of the stomach; it regulates the passage of food from the stomach into the small intestine.
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https://academy.allaboutbirds.org/bird-academys-a-to-z-glossary-of-bird-ter

pulouros, gate watcher.
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https://aclandanatomy.com/Glossary.aspx

The bottom half of the stomach.
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https://www.encyclo.co.uk/local/20753
noun a small circular opening between the stomach and the duodenum
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https://www.encyclo.co.uk/local/20974

Greek = gate-keeper; hence, the part of the pyloric canal containing the sphincter, which guards the opening into the duodenum; adjective - pyloric.
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https://www.encyclo.co.uk/local/21450

the opening between the stomach and the duodenum. See diag. under
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https://www.infoplease.com/dictionary/pylorus

where the stomach connects to the small intestine.
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https://www.stanfordchildrens.org/en/topic/default?id=glossary---digestive-
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