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

Words nearby omentum

omento-, omentopexy, omentoplasty, omentorrhaphy, omentulum, omentum, omeprazole, omer, omertà, OMG, omicron

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

How to use omentum in a sentence

Observe the condition of the omentum, the mesentery, the viscera and the peritoneal surface of the intestines.
The Elements of Bacteriological Technique|John William Henry Eyre
The assistant passes a large warm flat dab into the belly to restrain the intestines and omentum.
A System of Operative Surgery, Volume IV (of 4)|Various
The peritoneum and omentum in one case (cow), reported by Sayre, were covered with small nodules.
Barium, A Cause of the Loco-Weed Disease|Albert Cornelius Crawford
If the omentum finds its way out of the wound, all of it that is black or green must be cut off.
Old-Time Makers of Medicine|James J. Walsh

Next he opened the body cavity and pulled out the viscera, setting aside a mass of fat (apparently the omentum).
The Barren Ground Caribou of Keewatin|Francis Harper

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.