Pylorus
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 In vertebrates, including humans, a zone at the lower end of the stomach that leads to and opens into the duodenum.
- 2 a small circular opening between the stomach and the duodenum wordnet
- 3 A muscular or myovascular structure that controls the opening of an orifice or lumen of an organ.
Antonyms
All antonymsEtymology
From Latin pylōrus, from Ancient Greek πυλωρός (pulōrós, “gatekeeper”).