woolly adelgid

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

Examples of woolly adelgid in a Sentence

Recent Examples on the Web

The hemlock woolly adelgid is native to Japan and was first discovered in the western United States in the 1920s. Sheila Vilvens, Cincinnati.com, "The latest invasive insect has 'sucking mouthparts' that kill hemlock trees," 11 May 2018 Survey work by the Ohio Division of Forestry in the Shawnee State Forest in Adams County revealed the presence of the hemlock woolly adelgid. Sheila Vilvens, Cincinnati.com, "The latest invasive insect has 'sucking mouthparts' that kill hemlock trees," 11 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'woolly adelgid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of woolly adelgid

1987, in the meaning defined above

History and Etymology for woolly adelgid

adelgid ultimately from New Latin Adelges, probably irregular from Greek adēlos unseen

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