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4 ENTRIES FOUND:

woolly adelgid

noun woolly adel·gid \-ə-ˈdel-jəd\

Definition of WOOLLY ADELGID

:  either of two aphids (genus Adelges) with a white woolly coating that have been accidentally introduced into North America:
a :  one (A. piceae) native to Europe that is a serious pest of fir trees
b :  one (A. tsugae) native to Asia that is a serious pest of hemlocks

Origin of WOOLLY ADELGID

adelgid ultimately from New Latin Adelges, probably irregular from Greek adēlos unseen
First Known Use: 1987

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