Look up borer in Wiktionary, the free dictionary.

Borer may refer to:

Insects

• Common furniture beetle, also known as the common house borer
• Shoot borer
• Stem borer
• Twig borer

Moths

• Chilo (moth)
• Diatraea grandiosella, southwestern corn borer
• Podosesia syringae, ash borer or lilac borer
• Melittia cucurbitae, squash vine borer, a pest of cucurbit vines
• Ostrinia, pests of maize and other plants

Beetles

• Cosmopolites sordidus (banana stemborer), a true weevil in genus Cosmopolites
• Ptinidae, a family of beetles, especially:
  • Anobium punctatum, common furniture borer
• Woodboring beetles

Devices

• Cork borer, a tool of the chemistry laboratory
• Raise borer, a mining machine
• Instep borer, an instrument of torture
• Tunnel boring machine
• Reamer, a rotary cutting tool used in metalworking
• Drill

Other

• Hotheaded Naked Ice Borer, a fictional mammal
• Borer Lake, United States
• בורר ("borer"), Sorting/Purification, one of the activities prohibited in Jewish law on Shabbat

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