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corn rootworm

noun

Definition of corn rootworm

: any of several chrysomelid beetles (genus Diabrotica) whose root-eating larvae are pests especially of corn

Examples of corn rootworm in a Sentence

Recent Examples on the Web

 Cucumber beetle larvae, also known as corn rootworms, feed on corn roots, causing plants to weaken and collapse. — The Editors Of Organic Life, Good Housekeeping, "How To Grow Corn," 5 Apr. 2016

First Known Use of corn rootworm

1892, in the meaning defined above

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