arachnoid
noun
Definitions
An arachnid
The arachnoid mater, the middle layer of the meninges, the three membranes that protect the brain
A round network of fractures in the crust of Venus
adjective
Definitions
Relating to or resembling spiders.
Relating to or resembling spider webs.
Relating to the arachnoid mater, the middle layer of the meninges, the three membranes that protect the brain.