an omentum attached to the stomach, part of the duodenum, and part of the liver and supporting the hepatic vessels.
Words nearby lesser omentum
Compare greater omentum.
Also called gastrohepatic omentum.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Medical definitions for lesser omentum
A peritoneal fold passing from the margins of the portal fissure to the lesser curvature of the stomach and to the upper border of the duodenum.omentulum
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.