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rumen

 - 4 dictionary results

ru⋅men

  [roo-min]
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–noun, plural -mi⋅na  [-muh-nuh] .
the first stomach of ruminating animals, lying next to the reticulum.

Origin:
1720–30; < L rūmen throat, gullet
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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ru·men   (rōō'mən)   
n.   pl. ru·mi·na (-mə-nə) or ru·mens
The first division of the stomach of a ruminant animal, in which most food collects immediately after being swallowed and from which it is later returned to the mouth as cud for thorough chewing. Also called paunch.

[Latin rūmen, throat.]
ru'mi·nal adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: ru·men
Pronunciation: 'rü-m&n
Function: noun
Inflected Form: plural ru·mi·na /-m&-n&/ or rumens
: the large first compartment of the stomach of a ruminant from which food is regurgitated for rumination and in which cellulose is broken down by the action ofsymbiotic microorganisms called also paunch; —compare ABOMASUM, OMASUM, RETICULUM
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Science Dictionary
rumen   (r'mən)  Pronunciation Key 
The first and largest division of the stomach in ruminant animals, in which the food is fermented by microorganisms. See more at ruminant.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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