Lappet moth Meaning, Definition & Usage

  1. noun medium-sized hairy moths; larvae are lappet caterpillars
    lappet.

WordNet

Definitions
  1. (Zoöl.), one of several species of bombycid moths, which have stout, hairy caterpillars, flat beneath. Two common American species (Gastropacha Americana, and Tolype velleda) feed upon the apple tree.

Webster 1913