spider beetle

noun

: 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

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

  1. Expanded definitions
  2. Detailed etymologies
  3. Advanced search tools
  4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now

Dictionary Entries Near spider beetle

Cite this Entry

“Spider beetle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spider%20beetle. Accessed 3 Dec. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!