mes·en·ter·y (mĕzən-tĕr′ē, mĕs-)
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.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
The American Heritage Dictionary Blog
Check out our blog, updated regularly, for new words and revised definitions, interesting images from the 5th edition, discussions of usage, and more.