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potato tuberworm

noun potato tu·ber·worm \-ˈtü-bər-ˌwərm, -ˈtyü-\

Definition of POTATO TUBERWORM

:  a grayish-brown moth (Phthorimaea operculella) whose larva mines the leaves and bores in the stems and tubers of the potato plant and often attacks other solanaceous plants (as tobacco and tomato)

First Known Use of POTATO TUBERWORM

1920

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