astrocyte(redirected from Cajal, Santiago)
Also found in: Thesaurus, Medical, Encyclopedia.
Any of a group of star-shaped cells that have long processes extending out in all directions and are components of the neuroglia, providing support for neurons in the central nervous system and playing a variety of roles in synaptic transmission.
as′tro·cyt′ic (-sĭt′ĭk) adj.
(Biology) any of the star-shaped cells in the tissue supporting the brain and spinal cord (neuroglia)
a star-shaped neuroglial cell of ectodermal origin.
as`tro•cyt′ic (-ˈsɪt ɪk) adj.
A star-shaped type of cell that supports neurons in the brain and spinal cord. See neuroglia.
Switch to new thesaurus
|Noun||1.||astrocyte - comparatively large neuroglial cell|
fibrous astrocyte - star-shaped cells with long processes; found in the white matter of the brain and spinal cord
protoplasmic astrocyte - a kind of astrocyte found in the grey matter