Share this entry

arachnid Line breaks: arach|nid
Pronunciation: /əˈraknɪd/

Definition of arachnid in English:


An arthropod of the class Arachnida, such as a spider or scorpion.
Example sentences
  • Wolbachia bacteria infect many insects, arachnids (mites and spiders), crustaceans, and parasitic nematodes.
  • In the comic book world, too, spiders, which are of course really arachnids, are considered insects.
  • ‘Apart from social spiders that build mutual webs, I can't think of any other examples’ of such a collective trap strategy among insects or arachnids, Jones added.


Back to top  
Relating to or denoting arachnids.
Example sentences
  • Without the bone chilling, sustained freezing temperatures of years gone by the arachnid population thrives.
  • It is dark brown, with short hair bristling off eight legs that support its arachnid body.
  • All spiders are members of the arachnid order Araneae, which is divided into two suborders.

Words that rhyme with arachnid

Enid • hominid • honied

Definition of arachnid in:

Share this entry


What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources