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Pronunciation (US): 

 Dictionary entry overview: What does white matter mean? 

  The noun WHITE MATTER has 1 sense:

1. whitish nervous tissue of the CNS consisting of neurons and their myelin sheaths

  Familiarity information: WHITE MATTER used as a noun is very rare.

 Dictionary entry details 


Sense 1white matter [BACK TO TOP]


Whitish nervous tissue of the CNS consisting of neurons and their myelin sheaths

Classified under:

Nouns denoting body parts


substantia alba; white matter

Hypernyms ("white matter" is a kind of...):

nerve tissue; nervous tissue (tissue composed of neurons)

Meronyms (parts of "white matter"):

fibrous astrocyte (star-shaped cells with long processes; found in the white matter of the brain and spinal cord)

Hyponyms (each of the following is a kind of "white matter"):

nerve pathway; nerve tract; pathway; tract (a bundle of myelinated nerve fibers following a path through the brain)

Holonyms ("white matter" is a substance of...):

central nervous system; CNS; systema nervosum centrale (the portion of the vertebrate nervous system consisting of the brain and spinal cord)

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