Learning / English Dictionary |
GREY SUBSTANCE
Pronunciation (US): | (GB): |
I. (noun)
Sense 1
Meaning:
Greyish nervous tissue containing cell bodies as well as fibers; forms the cerebral cortex consisting of unmyelinated neurons
Synonyms:
gray matter; gray substance; grey matter; grey substance; substantia grisea
Classified under:
Hypernyms ("grey substance" is a kind of...):
nerve tissue; nervous tissue (tissue composed of neurons)
Meronyms (substance of "grey substance"):
neuropil; neuropile (the complex network of unmyelinated axones, dendrites, and glial branches that form the bulk of the central nervous system's grey matter and in which nerve cell bodies are embedded)
Holonyms ("grey substance" is a substance of...):
cerebral cortex; cerebral mantle; cortex; pallium (the layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum)