Assertion: arachnoid | /r/SimilarTo | spider
Facets:
Source sentences:
text: The term arachnoid is derived from the Greek word "arachne" meaning "spider" on account of the delicate web-like appearance of the arachnoid membranes, trabeculae and septae that traverse the subarachnoid space from the arachnoid mater to the pia mater.