southwestern corn borer

noun

Definition of southwestern corn borer

: a pyralid moth (Diatraea grandiosella) whose larva causes serious damage especially to corn crops by boring in the stalks

First Known Use of southwestern corn borer

1943, in the meaning defined above

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The first known use of southwestern corn borer was in 1943

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Dictionary Entries Near southwestern corn borer

southwestern

southwestern corn borer

Southwesterner

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Cite this Entry

“Southwestern corn borer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/southwestern%20corn%20borer. Accessed 7 Dec. 2021.

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