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epineurium

[ ep-uh-noor-ee-uhm, -nyoor- ]
/ ˌɛp əˈnʊər i əm, -ˈnyʊər- /
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noun, plural ep·i·neu·ri·a [ep-uh-noor-ee-uh, -nyoor-]. /ˌɛp əˈnʊər i ə, -ˈnyʊər-/. Anatomy.

the dense sheath of connective tissue that surrounds the trunk of a nerve.

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Origin of epineurium

1880–85; <New Latin, equivalent to epi-epi- + Greek neûron sinew, tendon + New Latin -ium-ium

OTHER WORDS FROM epineurium

ep·i·neu·ri·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for epineurium

epineurium
/ (ˌɛpɪˈnjʊərɪəm) /

noun

a sheath of connective tissue around two or more bundles of nerve fibres

Derived forms of epineurium

epineurial, adjective

Word Origin for epineurium

C19: from New Latin, from epi- + Greek neuron nerve + -ium
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for epineurium

epineurium
[ ĕp′ə-nurē-əm ]

n. pl. ep•i•neu•ri•a (-nurē-ə)

The thick sheath of connective tissue surrounding a nerve trunk.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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