gypsy moth

noun

Definition of gypsy moth 

: an Old World tussock moth (Lymantria dispar) that was introduced about 1869 into the U.S. and has a grayish-brown mottled hairy caterpillar which is a destructive defoliator of many trees

Examples of gypsy moth in a Sentence

Recent Examples on the Web

The gypsy moth is the adult stage of one of the caterpillar species that threaten tree canopies. New York Times, "Where Have All the Gypsy Moths Gone?," 11 May 2018 You’re right up there now with the big guys, with gypsy moths and Japanese beetles. Steven Strogatz, The New Yorker, "When Twenty-Six Thousand Stinkbugs Invade Your Home," 8 Aug. 2011 Not to be outdone, Philadelphia’s Wagner Free Institute of Science noted that a New Englander had introduced the gypsy moth to the United States. Tom Avril, Philly.com, "Super Bowl science: Philly, Boston museums talk trash on Twitter," 1 Feb. 2018

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

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First Known Use of gypsy moth

1819, in the meaning defined above

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The first known use of gypsy moth was in 1819

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More Definitions for gypsy moth

gypsy moth

noun

English Language Learners Definition of gypsy moth

: a type of moth whose caterpillar does great damage to trees by eating the leaves

gypsy moth

noun

Kids Definition of gypsy moth

: a moth whose caterpillar does great damage to trees by eating the leaves

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