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omasum

noun
oma·​sum | \ ō-ˈmā-səm How to pronounce omasum (audio) \
plural omasa\ ō-​ˈmā-​sə How to pronounce omasa (audio) \

Definition of omasum

: the third chamber of the ruminant stomach that is situated between the reticulum and the abomasum — compare rumen

First Known Use of omasum

1556, in the meaning defined above

History and Etymology for omasum

borrowed from New Latin omāsum, going back to Latin, "oxʼs tripe," of obscure origin

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More Definitions for omasum

omasum

noun
oma·​sum | \ ō-ˈmā-səm How to pronounce omasum (audio) \
plural omasa\ -​sə How to pronounce omasa (audio) \

Medical Definition of omasum

: the third chamber of the ruminant stomach that is situated between the reticulum and the abomasum

— called also manyplies, psalterium

— compare rumen

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