Found 2 items, similar to Arachnoid.
English → English (WordNet) Definition: arachnoid arachnoid adj : relating to or resembling a member of the class Arachnida [syn: arachnidian, spidery, spiderlike, spiderly] arachnoid n 1: the middle of the 3 meninges [syn: arachnoid membrane] 2: air-breathing arthropods characterized by simple eyes and four pairs of legs [syn: arachnid]
English → English (gcide) Definition: Arachnoid Arachnoid \A*rach"noid\, a. [Gr. ? like a cobweb; ? spider, spider's web + e'i^dos form.] 1. Resembling a spider's web; cobweblike. [1913 Webster] 2. (Anat.) Pertaining to a thin membrane of the brain and spinal cord, between the dura mater and pia mater. [1913 Webster] 3. (Bot.) Covered with, or composed of, soft, loose hairs or fibers, so as to resemble a cobweb; cobwebby. [1913 Webster] Arachnoid \A*rach"noid\, n. 1. (Anat.) The arachnoid membrane. [1913 Webster] 2. (Zo["o]l.) One of the Arachnoidea. [1913 Webster]