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Related to white matter: gray matter
Whitish nerve tissue, especially of the brain and spinal cord, consisting chiefly of myelinated nerve fibers.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Anatomy) the whitish tissue of the brain and spinal cord, consisting mainly of myelinated nerve fibres. Technical name: substantia alba Compare grey matter
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
nerve tissue, esp. of the brain and spinal cord, that primarily contains myelinated fibers and is nearly white in color. Compare gray matter (def. 1).
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
The whitish tissue of the brain and spinal cord in vertebrate animals, made up chiefly of nerve fibers covered in myelin sheaths. Compare gray matter.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Myelin-sheathed nerve fibers.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
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|Noun||1.||white matter - whitish nervous tissue of the CNS consisting of neurons and their myelin sheaths|
fibrous astrocyte - star-shaped cells with long processes; found in the white matter of the brain and spinal cord
nerve pathway, nerve tract, pathway, tract - a bundle of myelinated nerve fibers following a path through the brain
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
n. sustancia blanca, tejido nervioso formado en su mayor parte por fibras mielínicas y que constituye el elemento conductor del cerebro y de la médula espinal.
English-Spanish Medical Dictionary © Farlex 2012