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perineurium

[ per-uh-noor-ee-uhm, -nyoor- ]
/ ˌpɛr əˈnʊər i əm, -ˈnyʊər- /
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noun, plural per·i·neu·ri·a [per-uh-noor-ee-uh, -nyoor-]. /ˌpɛr əˈnʊər i ə, -ˈnyʊər-/. Anatomy.
the sheath of connective tissue that encloses a bundle of nerve fibers.
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Origin of perineurium

From New Latin, dating back to 1835–45; see origin at peri-, neur-, -ium

OTHER WORDS FROM perineurium

per·i·neu·ri·cal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for perineurium

perineurium
/ (ˌpɛrɪˈnjʊərɪəm) /

noun
the connective tissue forming a sheath around a single bundle of nerve fibres

Derived forms of perineurium

perineurial, adjective

Word Origin for perineurium

C19: from New Latin, from peri- + Greek neuron nerve
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
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