You searched for: “arachnoid
arachnoid (adjective) (not comparable)
1. Covered with, or formed by long, delicate, entangled hairs or fibers: The fine layer of dust covering the old furniture in the attic looked like an arachnoid web of a spider.
2. Referring to the delicate serous membrane, or membranous sac, lining the dura mater, and enveloping the brain and spinal cord: Like a cobweb, a thin arachnoid membrane lies between two other membranes surrounding the brain and the spinal cord.

This entry is located in the following units: arachno-, arachn- + (page 2) -oid, -oidal, -oidism, -odic (page 3)
Word Entries containing the term: “arachnoid
arachnoid membrane (s) (noun), arachnoid membranes (pl)
One of the tissue layers covering the brain and the spinal cord: Arachnoiditis is the name applied to inflammation of the arachnoid membrane.
This entry is located in the following unit: arachno-, arachn- + (page 2)
arachnoid villi (pl) (noun)
In anatomy, numerous microscopic projections of the arachnoid membrane into some venous sinuses: Arachnoid villi refers to the minute hairlike projections, or tiny finger-like or vascular projections, on the mucous membranes.

This entry is located in the following units: arachno-, arachn- + (page 2) -itis (page 1)