omasum

[ oh-mey-suhm ]

/ oʊˈmeɪ səm /

Save This Word!

noun, plural o·ma·sa

[oh-mey-suh], /oʊˈmeɪ sə/,

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

QUIZ

CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?

Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

TAKE THE QUIZ TO FIND OUT

Origin of omasum

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

Words nearby omasum

omakase, Oman, Omani, Omar, Omar Khayyám, omasum, Omayyad, OMB, OMBE, omber, ombre

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use omasum in a sentence

Aboma′sum, or Aboma′sus, the fourth stomach of ruminating animals, next the omasum or third stomach.
The New Gresham Encyclopedia. Vol. 1 Part 1|Various

British Dictionary definitions for omasum

omasum

/ (əʊˈmeɪsəm) /

noun plural -sa (-sə)

another name for psalterium

Word Origin for omasum

C18: from Latin: bullock's tripe

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for omasum

omasum

[ ō-mā′səm ]

Plural omasa

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. See more at ruminant.