- a small dipterous fly or midge (Cecidomyia destructor). Its larvæ live between the base of the lower leaves and the stalk of wheat, and are very destructive to young wheat; -- so called from the erroneous idea that it was brought into America by the Hessian troops, during the Revolution.
- tiny fly whoever larvae harm grain alongside grains
Hypernym for "Hessian fly"
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