gray substance
1gray substance — n GRAY MATTER * * * substantia grisea …
2gray substance — noun greyish nervous tissue containing cell bodies as well as fibers; forms the cerebral cortex consisting of unmyelinated neurons • Syn: ↑grey matter, ↑gray matter, ↑grey substance, ↑substantia grisea • Hypernyms: ↑nervous tissue, ↑nerve tissue …
3periaqueductal gray substance — periventricular gray substance substantia grisea centralis …
4gray substance central — substantia grisea centralis …
5gray substance of spinal cord — substantia grisea medullae spinalis …
6gray matter — noun greyish nervous tissue containing cell bodies as well as fibers; forms the cerebral cortex consisting of unmyelinated neurons • Syn: ↑grey matter, ↑grey substance, ↑gray substance, ↑substantia grisea • Hypernyms: ↑nervous tissue, ↑nerve… …
7Gray matter — The cortex of the brain which contains nerve cell bodies. The gray matter is in contrast to the white matter, the part of the brain that contains myelinated nerve fibers. The gray matter is so named because it in fact appears gray. The white… …
8gray commissure of spinal cord — the transverse band of gray substance surrounding the central canal of the spinal cord external to the central gelatinous substance; it connects the intermediate, anterior, and posterior columns …
9Substance dependence — Substance dependency Classification and external resources ICD 10 F10.2 F19.2 ICD 9 …
10Gray Fox — Personnage de fiction Genre Masculin Espèce Humain Activité(s) Membre de Fox Hound …