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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.
(Anatomy) the whitish tissue of the brain and spinal cord, consisting mainly of myelinated nerve fibres. Technical name: substantia alba Compare grey matter
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).
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.
Myelin-sheathed nerve fibers.
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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
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.