- pale western cutworm
- noun
: a cutworm that is the larva of a noctuid moth (Agrotis orthogonia) and that is a serious pest on grains in central United States
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the larva of a noctuid moth, Agrotis orthogonia, of the western U.S. and Canada, that seriously damages grains, beets, potatoes, alfalfa, etc., by feeding underground on roots and stems.
Useful english dictionary. 2012.