Arachnoid

[ә'ræknɒid]

(noun.) the middle of the 3 meninges.

(adj.) relating to or resembling a member of the class Arachnida .

Inputed by Estella--From WordNet

(a.) Resembling a spider's web; cobweblike.

(a.) Pertaining to a thin membrane of the brain and spinal cord, between the dura mater and pia mater.

(a.) Covered with, or composed of, soft, loose hairs or fibers, so as to resemble a cobweb; cobwebby.

(n.) The arachnoid membrane.

(n.) One of the Arachnoidea.

Edited by Barton