n. Either of two folds of the peritoneum that support the viscera
the GNU version of the Collaborative International Dictionary of English
n. A free fold of the peritoneum, or one serving to connect viscera, support blood vessels, etc.; an epiploön.
The Century Dictionary and Cyclopedia
n. In anatomy, a fold or duplication of peritoneum, of two or four peritoneal layers, passing between or hanging down from certain abdominal viscera—the stomach, liver, spleen, and colon.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a fold of peritoneum supporting the viscera
Word Usage
"To nurture the new organ, the scientists wrapped some of the patients 'bladders with a blood-rich tissue called the omentum, which is present in people's abdominal cavities."