D defs.my
Entry 1 sense Webster, 1913

Arachnidial

· Ar·ach·nid·i·al · IPA /əˌɹækˈnɪdi.əl/
01 a. Of or pertaining to the Arachnida.
  1. 1.
    Of or pertaining to the Arachnida.(Zool.)