The Collaborative International Dictionary
Arachnidan
Arachnidan \A*rach"ni*dan\, n. [Gr. ? spider.] (Zo["o]l.) One of the Arachnida.
Wiktionary
arachnidan
n. (context zoology English) Any of the Arachnida.
Usage examples of "arachnidan".
Others crouched with radiating limbs that were like the hairy members of colossal arachnidans.