arachnidan

== English == === Etymology === Arachnida +‎ -in === Noun === arachnidan (plural arachnidans) (zoology, archaic) arachnid (any of the Arachnida). ==== Translations ==== === References === “arachnidan”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.