White matter definition |Dictionary.com

Browse Nearby Entries

white lupine

white matter

5 dictionary results for: White matter

Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

white matter

–noun Anatomy.

nerve tissue, esp. of the brain and spinal cord, which primarily contains myelinated fibers and is nearly white in color. Compare gray matter (def. 1).

[Origin: 1830–40

]

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

CITE THIS SOURCE|PRINT

American Heritage Dictionary - Cite This Source - Share This

white matter
n. Whitish nerve tissue, especially of the brain and spinal cord, consisting chiefly of myelinated nerve fibers.

(Download Now or Buy the Book)
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

CITE THIS SOURCE|PRINT

WordNet - Cite This Source - Share This

white matter
noun
whitish nervous tissue of the CNS consisting of neurons and their myelin sheaths

CITE THIS SOURCE|PRINT

The American Heritage Science Dictionary - Cite This Source - Share This

white matter
The whitish tissue of the vertebrate brain and spinal cord, made up chiefly of nerve fibers (axons) covered in myelin sheaths. Compare gray matter.

CITE THIS SOURCE|PRINT

American Heritage Stedman's Medical Dictionary - Cite This Source - Share This

white matter n.
Whitish nerve tissue, especially of the brain and spinal cord, chiefly composed of myelinated nerve fibers and containing few or no neuronal cell bodies or dendrites. Also called alba, substantia alba, white substance.

CITE THIS SOURCE|PRINT

About · Privacy Policy · Terms of Use · Link to Us · Report Ad · Contact Us