arachnoid

English

Pronunciation

  • IPA(key): /əˈɹæk.nɔɪd/
  • Rhymes: -æknɔɪd

Etymology 1

Mid 18th century borrowing from New Latin arachnoīdēs, from Ancient Greek ᾰ̓ρᾰχνοειδής (ărăkhnoeidḗs, “like a cobweb”), from ᾰ̓ρᾰ́χνη (ărắkhnē, “spider web”) +‎ -ο- (-o-) +‎ -ειδής (-eidḗs, “-oid, -like”). By surface analysis, arachn- +‎ -oid.

Adjective

arachnoid (not comparable)

  1. Relating to or resembling spider webs; covered with or composed of soft loose hairs or fibers.
  2. (anatomy) Relating to the arachnoid mater.
Derived terms
Translations

Noun

arachnoid (plural arachnoids)

  1. (neuroanatomy) Ellipsis of arachnoid mater.
  2. (astronomy) A round network of fractures in the crust of Venus.
Derived terms
Translations
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Translations to be checked

Etymology 2

19th century from translingual Arachnida +‎ -oid.

Adjective

arachnoid (not comparable)

  1. (arachnology, relational) Relating to or resembling spiders.
Translations

Noun

arachnoid (plural arachnoids)

  1. An arachnid.

References

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