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Related to pylorus: pyloric stenosis
n. pl. py·lo·ri (-lôr′ī′)
The passage at the lower end of the stomach that opens into the duodenum.
[Late Latin pylōrus, from Greek pulōros : pulē, gate + ouros, guard; see wer- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
n, pl -ri (-raɪ)
(Anatomy) 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]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
py•lo•rus(paɪˈlɔr əs, -ˈloʊr-, pɪ-)
n., pl. -lo•ri (-ˈlɔr aɪ, -ˈloʊr aɪ)
the opening between the stomach and the start of the intestine in most vertebrates.
[1605–15; < Late Latin < Greek pylōrós literally, gatekeeper]
py•lor′ic (-ˈlɔr ɪk, -ˈlɒr-) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
The narrow exit from the stomach into the duodenum, closed by a ring of muscle until food in the stomach is liquidized.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
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|Noun||1.||pylorus - a small circular opening between the stomach and the duodenum|
orifice, 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"
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