arachnida definition

  • noun-plural:
    • One of the courses of Arthropoda. See Illustration in Appendix.
  • others:
    • In zoology, a class name combined with differing signification.
  • noun:
    • a large course of arthropods including spiders and ticks and scorpions and daddy-longlegs; have actually four sets of walking legs and no wings

Related Sources

  • Definition for "arachnida"
    • One of the courses of Arthropoda. See Illustration…
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