arachnoid Meaning, Definition & Usage
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noun the middle of the 3 meninges
arachnoid membrane.
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noun air-breathing arthropods characterized by simple eyes and four pairs of legs
arachnid.
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adjective relating to or resembling a member of the class Arachnida
spiderlike; spidery; spiderly; arachnidian.
WordNet
A*rach"noid adjective
Etymology
Gr. like a cobweb; spider, spider's web + form.Definitions
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Resembling a spider's web; cobweblike. -
(Anat.) Pertaining to a thin membrane of the brain and spinal cord, between the dura mater and pia mater. -
(Bot.) Covered with, or composed of, soft, loose hairs or fibers, so as to resemble a cobweb; cobwebby.
A*rach"noid noun
Definitions
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(Anat.) The arachnoid membrane. -
(Zoöl.) One of the Arachnoidea.