ˌarəˈnēədə noun plural
Usage: capitalized
Etymology: New Latin, from Aranea + -ida
: the order of Arachnida consisting of the spiders, all having the body divided into a cephalothorax and a short usually unsegmented abdomen, the chelicerae modified into poison fangs, leglike pedipalpi, simple eyes, a web-spinning apparatus at the end of the abdomen, and respiratory lung sacs or tracheae in the abdomen
• ar·a·ne·i·dal | ̷ ̷ ̷ ̷| ̷ ̷əd ə l adjective
• ar·a·ne·i·dan -əd ə n adjective or noun