ENGLISH DICTIONARY

Counterbore

Definition, Meaning & Examples

Part of speech noun

Quick meaning: Counterbore is a noun meaning The cutter used to cut such a recess. (Also used, at less depth, for spotfacing.).

Meaning

The cutter used to cut such a recess. (Also used, at less depth, for spotfacing.).

More Meanings

  1. (transitive) To create such a cylindrical recess.
  2. A cylindrical recess, typically machined at the mouth of a hole to admit a screw (such as a cap screw) so that the screw sits flush with a surface.

Example Sentences

Meronyms: flute, pilot (the land at the tip, which rides the hole as a guide), shank

Word Forms

Synonyms for counterbore

Depending on context, synonyms include countersink.

Related Words

Related dictionary entries include countersink, throughbore, drawbore, bore, borer, screwthread.

Related Dictionary Tools

Sources & Attribution

FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0

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