omentum

n., pl., -ta (-tə), or -tums.
One of the folds of the peritoneum that connect the stomach with other abdominal organs, especially:

1. The greater omentum.
2. The lesser omentum.

[Latin ōmentum.]

omental o·men'tal (-təl) adj.

(ō-mĕn'təm)
n., pl. -tums or o·men·ta (-tə).

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

Pl. omenta [L.] a fold of peritoneum extending from the stomach to adjacent abdominal organs. Lace-like in pigs, carnivores and the horse, sheetlike in ruminants.

• gastrocolic o. — the part of the greater omentum attached to the colon.
• gastrohepatic o. — the part of the lesser omentum attached to the liver.
• greater o. — the double fold of peritoneum derived from the dorsal mesogastrium that extends from the greater curvature of the stomach over the floor of the abdomen like an apron; poorly developed in the horse and well developed in ruminants.
• lesser o. — a peritoneal fold joining the lesser curvature of the stomach and the first part of the duodenum to the porta hepatis.
• o. majus — greater omentum.
• o. minus — lesser omentum.

Note: click on a word meaning below to see its connections and related words.

The noun has one meaning:

Meaning #1: a fold of peritoneum supporting the viscera

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