spider beetle

noun

Definition of spider beetle

: any of various small destructive beetles of the genus Ptinus (such as P. fur and P. brunneus) that resemble spiders and have larvae which feed on woolen goods, fur, feathers, flour, and seeds broadly : a ptinid beetle

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Learn More About spider beetle

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Cite this Entry

“Spider beetle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spider%20beetle. Accessed 27 Sep. 2022.

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