lin·y·phi·idae \ˌlinəˈfīəˌdē\noun plural Usage: capitalized Etymology: New Latin, from Linyphia, type genus (from Greek linyphos linen weaver — from linon linen, cord, flax + hyphos web — + New Latin -ia) + -idae — more at linen, weave : a large family of small spiders that weave horizontal sheet webs