emerald ash borer
noun
: a metallic-green Asian beetle (Agrilus planipennis) accidentally introduced into the U.S. and having a destructive larva that bores into the wood of ash trees
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The emerald ash borer, first detected near Detroit in 2002, had spread to surrounding states, like the insect equivalent of a wildfire.
—
Frank Vaisvilas, jsonline.com, 29 Oct. 2025
The trees were planted last October by the city in partnership with the St. Paul nonprofit Tree Trust to replace the riverside canopy destroyed by the emerald ash borer.
—Pioneer Press, Twin Cities, 25 Oct. 2025
Now emerald ash borer is killing millions of native ash trees.
—Steve Bender, Southern Living, 9 Aug. 2025
The emerald ash borer, an invasive insect that’s killed millions of trees across the United States, was discovered in several trees in the Congress Park neighborhood on June 17, city Parks and Recreation officials said Thursday.
—Katie Langford, Denver Post, 26 June 2025
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Frank Vaisvilas, jsonline.com, 29 Oct. 2025
The trees were planted last October by the city in partnership with the St. Paul nonprofit Tree Trust to replace the riverside canopy destroyed by the emerald ash borer.
—Pioneer Press, Twin Cities, 25 Oct. 2025
Now emerald ash borer is killing millions of native ash trees.
—Steve Bender, Southern Living, 9 Aug. 2025
The emerald ash borer, an invasive insect that’s killed millions of trees across the United States, was discovered in several trees in the Congress Park neighborhood on June 17, city Parks and Recreation officials said Thursday.
—Katie Langford, Denver Post, 26 June 2025
See All Example Sentences for emerald ash borer
Cite this Entry
“Emerald ash borer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/emerald%20ash%20borer. Accessed 21 Nov. 2025.
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