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perineurium

[per-uh-noo r-ee-uh m, -nyoo r-]
noun, plural per·i·neu·ri·a [per-uh-noo r-ee-uh, -nyoo r-] /ˌpɛr əˈnʊər i ə, -ˈnyʊər-/. Anatomy.
  1. 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
Related formsper·i·neu·ri·cal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for perineurium

perineurium

noun
  1. the connective tissue forming a sheath around a single bundle of nerve fibres
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Derived Formsperineurial, 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
perineurium in Medicine

perineurium

(pĕr′ə-nur′ē-əm)
n. pl. per•i•neu•ri•a (-ē-ə)
  1. The sheath of connective tissue enclosing a bundle of nerve fibers.
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Related formsper′i•neu′ri•al adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.