arachnoid

[ə′rak‚nȯid]

(anatomy)

A membrane that covers the brain and spinal cord and lies between the pia mater and dura mater.

(botany)

Of cobweblike appearance, caused by fine white hairs. Also known as araneose.

(invertebrate zoology)

Any invertebrate related to or resembling the Arachnida.

Mentioned in

arachnoid villi
arachnoidal granulations
Arachnoiditis
araneose
Brain
Cerebrospinal Fluid
endomeninx
leptomeninges
Meninges
meningothelium
nervous system
pia arachnoid
spinal cord
subarachnoid hemorrhage
subarachnoid space
subdural hematoma
subdural hemorrhage
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