plural noun
Er·​i·​o·​so·​mat·​i·​dae | \ ˌerē(ˌ)ōsəˈmatəˌdē\

Definition of Eriosomatidae

: a family of plant lice (such as the woolly apple aphid) 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

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History and Etymology for Eriosomatidae

New Latin, from Eriosomat-, Eriosoma, type genus (from erio- + -somat-, -soma) + -idae

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characterized by aphorism

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