omasum

[ oh-mey-suhm ]

noun

, plural o·ma·sa [oh-, mey, -s, uh],

1. the third stomach of a ruminant, between the reticulum and the abomasum; the manyplies.

omasum

/ əʊˈmeɪsəm /

noun

1. See psalterium
   another name for psalterium

omasum

/ ō-mā′səm /

, Plural omasa

1. The third division of the stomach in ruminant animals. It removes excess water from food and further reduces the size of food particles before passing them to the abomasum for digestion by enzymes.
2. See more at ruminant

Word History and Origins

Origin of omasum¹

1700–10; < New Latin, Latin omāsum bullock's tripe

Word History and Origins

Origin of omasum¹

C18: from Latin: bullock's tripe

Example Sentences

Aboma′sum, or Aboma′sus, the fourth stomach of ruminating animals, next the omasum or third stomach.

From Project Gutenberg