ABOMASUM
abomasum, fourth stomach
(noun) the fourth compartment of the stomach of a ruminant; the one where digestion takes place
Source: WordNet® 3.1
Etymology
Noun
abomasum (plural abomasa or abomasums)
The fourth or digestive compartment of the stomach of a cow or other ruminant, after the omasum.
Synonyms: rennet stomach, rennet bag
Source: Wiktionary
Ab`o*ma"sum, Ab`o*ma"sus, n. Etym: [NL., fr. L. ab + omasum (a Celtic
word.] (Anat.)
Definition: The fourth or digestive stomach of a ruminant, which leads from
the third stomach omasum. See Ruminantia.
Source: Webster’s Unabridged Dictionary 1913 Edition