arachnidan

Variant of arachnid

arachnid definition

arach·nid (ə rak′nid)

noun

any of a large class (Arachnida) of arthropods, usually with four pairs of legs, either lungs or tracheae, a liquid diet, no antennae, simple eyes, terrestrial environment, sensory pedipalps, and a body divided into cephalothorax and abdomen, including spiders, scorpions, mites, and ticks

Etymology: < Gr arachnē, spider, akin to L araneus

Related Forms:

  • arachnidan arach′·ni·dan (-ni dən) adjective, noun

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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