Dictionary
spruce budworm
noun
Definition of SPRUCE BUDWORM
: a tortricid moth (Choristoneura fumiferana) whose larva feeds on evergreen trees (as spruce and balsam fir) in the northern United States and Canada; also : a related moth (C. occidentalis) of the northwestern United States and adjacent Canada
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First Known Use of SPRUCE BUDWORM
1884
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