ˌerē(ˌ)ōsəˈmad.əˌdē noun plural
Usage: capitalized
Etymology: New Latin, from Eriosomat-, Eriosoma, type genus (from erio- + -somat-, -soma ) + -idae
: a family of plant lice having the cornicles reduced or absent and the wing venation simplified and including forms that cause leaf rolling and distortion of host growth and often produce quantities of woolly wax (as the woolly apple aphid)