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arachnoid |
3 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Arachnoid \A*rach"noid\, n. 1. (Anat.) The arachnoid membrane. 2. (Zo["o]l.) One of the Arachnoidea. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Arachnoid \A*rach"noid\, a. [Gr. ? like a cobweb; ? spider, spider's web + ? form.] 1. Resembling a spider's web; cobweblike 2. (Anat.) Pertaining to a thin membrane of the brain and spinal cord, between the dura mater and pia mater. 3. (Bot.) Covered with or composed of soft, loose hairs or fibers, so as to resemble a cobweb; cobwebby. From WordNet r 1.6 [wn]: arachnoid adj : (zoology) relating to or resembling a member of the class Arachnida [syn: {arachnidian}, {spidery}] 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}]
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