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Arachnoid vs Arachnoidian - What's the difference?

arachnoid | arachnoidian |

As adjectives the difference between arachnoid and arachnoidian

is that arachnoid is relating to spiders while arachnoidian is arachnoid.

As a noun arachnoid

is an arachnid.

arachnoid

English

Adjective

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

    • Noun

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

    • arachnoidian

    English

    Adjective

    (-)
  • arachnoid
  • * 1997 : Chris Horrocks, Introducing Foucault , page 53 (Totem Books, Icon Books; ISBN 1840460865)
    • Hmm, false membranes are adhering to the arachnoidian layer of the dura mater. I’m directing my gaze into a world of constant visibility. Where does it hurt?