beet armyworm

noun

Definition of beet armyworm

: an armyworm (Spodoptera exigua) that typically eats the foliage of beets, alfalfa, and vegetables

Examples of beet armyworm in a Sentence

Recent Examples on the Web Maize attacked by beet armyworms releases a cloud of volatile chemicals that attracts wasps to lay eggs in the caterpillars’ bodies. Quanta Magazine, "The Secret Language of Plants," 16 Dec. 2013

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

First Known Use of beet armyworm

1894, in the meaning defined above

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The first known use of beet armyworm was in 1894

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Cite this Entry

“Beet armyworm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/beet%20armyworm. Accessed 11 Aug. 2020.

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