n. pl. mes·en·ter·ies 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. [Middle English mesenterie, from Medieval Latin mesenterium, from Greek mesenterion : meso-, meso- + enterion, diminutive of enteron, entrails; see en in the Appendix of Indo-European roots.] mes′en·teric adj. |
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