• WordNet 3.6
    • n abomasum the fourth compartment of the stomach of a ruminant; the one where digestion takes place
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Webster's Revised Unabridged Dictionary
    • n Abomasum (Anat) The fourth or digestive stomach of a ruminant, which leads from the third stomach omasum. See Ruminantia.
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Century Dictionary and Cyclopedia
    • n abomasum The fourth or true stomach of ruminating animals, lying next to the omasum or third stomach, and opening through the pylorus into the duodenum. See cut under ruminant.
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Webster's Revised Unabridged Dictionary
NL., fr. L. ab, + omasum,a Celtic word)


In literature:

Both these fluids are conveyed into the abomasum by means of small tubes or canals.
"The American Reformed Cattle Doctor" by George Dadd
Finally there is the abomasum, out of which proceeds the small intestine.
"The Cambridge Natural History, Vol X., Mammalia" by Frank Evers Beddard