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arachnoid

arachnoid (arachnoid mater) (ă-rak-noid) n. the middle of the three membranes covering the brain and spinal cord (see meninges), which has a fine, almost cobweb-like, texture. a. villi thin-walled projections of the arachnoid into the blood-filled sinuses of the dura, through which cerebrospinal fluid flows from the subarachnoid space into the bloodstream. Large villi (Pacchionian bodies) are found in the region of the superior sagittal sinus.

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arachnoid

a·rach·noid / əˈrakˌnoid/ • adj. like a spider or arachnid. • n. (also arachnoid membrane or arachnoid mater) Anat. a fine, delicate membrane, the middle one of the three membranes or meninges that surround the brain and spinal cord.

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"arachnoid." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. 24 Sep. 2018 <http://www.encyclopedia.com>.

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arachnoid

arachnoid Resembling a spider's web (spiders belong to the class Arachnida).

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arachnoid

arachnoid Resembling a spider's web (spiders belong to the class Arachnida).

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arachnoid

arachnoid Resembling a spider's web.

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arachnoid

arachnoidavoid, Boyd, Coed, droid, Floyd, Freud, Lloyd, overjoyed, self-employed, unalloyed, underemployed, unemployed, void •geoid • amoeboid (US ameboid) •globoid • cuboid • gadoid • typhoid •fungoid • discoid • tabloid • colloid •celluloid • mongoloid • alkaloid •coralloid • crystalloid • prismoid •arachnoid • sphenoid • hominoid •crinoid, echinoid •solenoid • humanoid • paranoid •hypoid • anthropoid • gabbroid •android • steroid • thyroid • hydroid •spheroid • meteoroid • Murgatroyd •Polaroid •haemorrhoid (US hemorrhoid) •asteroid • schizoid • factoid • mastoid •deltoid • planetoid • ovoid • trapezoid •rhizoid

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