[mes-uhn-ter-ee, mez-]
noun, plural mesenteries. Anatomy.
the membrane, consisting of a double layer of peritoneum, that invests the intestines, attaching them to the posterior wall of the abdomen, maintaining them in position in the abdominal cavity, and supplying them with blood vessels, nerves, and lymphatics, especially the part of this membrane investing the jejunum and ileum.

1375–1425; late Middle English < Neo-Latin mesenterium < Greek mesentérion (equivalent to mes- mes- + entérion, neuter of entérios of the bowel); see enteron

mesenteric, adjective
intermesenteric, adjective
postmesenteric, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
mesentery (ˈmɛsəntərɪ, ˈmɛz-)
n , pl -teries
the double layer of peritoneum that is attached to the back wall of the abdominal cavity and supports most of the small intestine
[C16: from New Latin mesenterium; see meso- + enteron]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Word Origin & History

1540s, from Medical L. mesenterium, from medical Gk. mesenterion, from mesos "middle" (see medial) + enteron "intestine." Related: Mesenteric.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

mesentery mes·en·ter·y (měz'ən-těr'ē, měs'-)

  1. A double layer of peritoneum attached to the abdominal wall and enclosing in its fold certain organs of the abdominal viscera.

  2. A fold of the peritoneum that connects the intestines to the dorsal abdominal wall, especially such a fold that envelops the jejunum and ileum.

mes'en·ter'ic adj.
The American Heritage® Stedman's Medical Dictionary
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