English > gray substance: 1 sense > noun 1, body| Meaning | greyish nervous tissue containing cell bodies as well as fibers; forms the cerebral cortex consisting of unmyelinated neurons. |
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| Synonyms | grey matter, gray matter, grey substance, substantia grisea |
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| Broader | nervous tissue, nerve tissue | tissue composed of neurons |
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| Substance of | cerebral cortex, cerebral mantle, pallium, cortex | The layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum |
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| Substances | 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 |
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| Spanish | materia gris, substancia gris, sustancia gris |
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| Catalan | substància grisa |
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