̷ ̷ˌ ̷ ̷ ̷ ̷ˈthē(ˌ)lē noun plural
Usage: capitalized
Etymology: New Latin, from opisth- + -thelae (from Greek -thēlai, from thēlē nipple)
in some classifications : a large suborder of Araneida containing spiders that have nonsegmented abdomens and the first pair of spinnerets unbranched — compare liphistiomorphae