Dictionary

white matter

noun

Definition of WHITE MATTER

:  neural tissue especially of the brain and spinal cord that consists largely of myelinated nerve fibers bundled into tracts, has a whitish color, and typically underlies the cortical gray matter

First Known Use of WHITE MATTER

1833

white matter

noun    (Medical Dictionary)

Medical Definition of WHITE MATTER

:  neural tissue especially of the brain and spinal cord that consists largely of myelinated nerve fibers bundled into tracts, has a whitish color, and typically underlies the gray matter

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