mesentery

Any of several folds of the peritoneum that connect the intestines to the dorsal abdominal wall, especially such a fold that envelops the jejunum and ileum.

In anatomy, a fold or duplicature of peritoneum investing the intestine or other abdominal viscus wholly or in part, and serving to retain such viscus in its proper position in the abdominal cavity.

In zoology, some structure like a mesentery; a perivisceral or mesenteric septum.

The membranes, or one of the membranes (consisting of a fold of the peritoneum and inclosed tissues), which connect the intestines and their appendages with the dorsal wall of the abdominal cavity. The mesentery proper is connected with the jejunum and ilium, the other mesenteries being called mesocæcum, mesocolon, mesorectum, etc.

One of the vertical muscular radiating partitions which divide the body cavity of Anthozoa into chambers.

The membrane that attaches the intestines to the wall of the abdomen, maintaining their position in the abdominal cavity, and supplying them with blood vessels, nerves, and lymphatics.

a double layer of peritoneum that attaches to the back wall of the abdominal cavity and supports the small intestines