arachnoid

English

Etymology

Ancient Greek ἀράχνη (arákhnē, “spider”) + -oid

Adjective

arachnoid (not comparable)

  1. Relating to or resembling spiders.
  2. Relating to or resembling spider webs.
  3. (anatomy) Relating to the arachnoid mater, the middle layer of the meninges, the three membranes that protect the brain.

Noun

arachnoid (plural arachnoids)

  1. (biology) An arachnid
  2. (physiology) The arachnoid mater, the middle layer of the meninges, the three membranes that protect the brain
  3. (astronomy) A round network of fractures in the crust of Venus

Translations
the arachnoid mater — see arachnoid mater
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