[pahy-lawr-uh s, -lohr-, pi-]
- the opening between the stomach and the duodenum.
Origin of pylorus
1605–15; < Late Latin < Greek pylōrós literally, gatekeeper
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for pyloric
Evidences of retention and fermentation are the rule in pyloric cancer.A Manual of Clinical Diagnosis
James Campbell Todd
Sometimes with pyloric stenosis the stomach is reduced in size.
The intestine is usually marked off from the stomach by a ring-like sphincter muscle forming the 255 pyloric valve.
In several families of Teleosts, on the other hand, there is no trace of these pyloric caeca.
The darkened spots are due to pigmented matter, and this is generally most marked in the pyloric half of the stomach.
- the small circular opening at the base of the stomach through which partially digested food (chyme) passes to the duodenum
C17: via Late Latin from Greek pulōrus gatekeeper, from pulē gate + ouros guardian
Word Origin and History for pyloric
Online Etymology Dictionary, © 2010 Douglas Harper
- Relating to the pylorus.
- The passage at the lower end of the stomach that opens into the duodenum.
- A muscular or myovascular structure that opens or closes an orifice or lumen of an organ.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- The passage at the lower end of the stomach that opens into the small intestine.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.