Pronunciation: - ə - ' del-j ə d
Function: noun
Etymology: adelgid ultimately from New Latin Adelges, probably irregular from Greek ad ē los unseen
Date: 1987
: either of two aphids (genus Adelges ) with a white woolly coating that have been accidentally introduced into No. 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