Definition of arachnid in English:


Syllabification: a·rach·nid
Pronunciation: /əˈraknid


  • An arthropod of the class Arachnida, such as a spider or scorpion.
    More 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.


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  • Relating to or denoting arachnids.
    More 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.

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Pronunciation: skəʊʃ
a small amount; a little