abomasum

(ab′ə māsəm)

noun pl. abomasa

the fourth, or digesting, chamber of the stomach of a cud-chewing animal, as the cow

Origin: ModL < ab- + omasum

See abomasum in American Heritage Dictionary 4

noun pl. ab·o·ma·sa (-sə)
The fourth division of the stomach in ruminant animals, such as cows, sheep, and deer, in which digestion takes place.

Related Forms:

  • abˌo·maˈsal (-səl) adjective

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