carpenterworm moth


noun

any moth of the family Cossidae, as Prionoxystus robiniae of the U.S. and southern Canada, whose larvae bore into the trunks and branches of oaks, locusts, and other trees.
Also called carpenter moth.

British Dictionary definitions for carpenter moth

carpenter moth

noun

any of various large moths of the family Cossidae, the larvae of which bore beneath and cause damage to tree bark