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White matter

Synonym(s)

White nervous tissue constituting the conducting portion of the brain and spinal cord.: Definition from: Unified Medical Language System (CRISP Thesaurus) at the National Library of Medicine
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.: Definition from: Merriam-Webster's Medical Dictionary by Merriam-Webster Inc.


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