omentum

[ oh-men-tuhm ]

/ oʊˈmɛn təm /

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noun, plural o·men·ta

[oh-men-tuh]. /oʊˈmɛn tə/. Anatomy.

a fold of the peritoneum connecting the stomach and the abdominal viscera forming a protective and supportive covering.

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Compare greater omentum, lesser omentum.

Origin of omentum

First recorded in 1535–45, omentum is from the Latin word ōmentum caul surrounding the intestines

OTHER WORDS FROM omentum

o·men·tal, adjectivepost·o·men·tal, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use omentum in a sentence

Twelve deer were checked for body fat in one or all of the following areas: back (subcutaneous), kidneys, heart, omenta.
Ecological Studies of the Timber Wolf in Northeastern Minnesota|L. David Mech

British Dictionary definitions for omentum

omentum

/ (əʊˈmɛntəm) /

noun plural -ta (-tə)

anatomy a double fold of peritoneum connecting the stomach with other abdominal organs

Word Origin for omentum

C16: from Latin: membrane, esp a caul, of obscure origin

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

Medical definitions for omentum

omentum

[ ō-mĕn′təm ]

n. pl. o•men•tums

One of the folds of the peritoneum that connect the stomach with other abdominal organs, especially the greater omentum or the lesser omentum.