Word.ws English Dictionary

countersinks

countersinks is the plural of countersink.

countersinks is the third-person singular simple present indicative of countersink.

Meaning of countersink

Noun

countersink (plural countersinks)

  1. A conical recess, typically machined at the mouth of a hole to admit a screw (with a matching taper) so that the screw sits flush with a surface.
  2. The cutter used to cut such a recess. (Also used, at less depth, for edge-breaking/deburring.)
    • Holonym: center drill (combined drill and countersink)
    Synonyms:
    countersinker

See all 4 meanings of countersink

Questions about countersinks

What is countersinks the plural of?
Countersinks is the plural of countersink.

Words near countersinks in the dictionary

  1. countersings
  2. countersink
  3. countersinker
  4. countersinkers
  5. countersinking
  6. countersinks
  7. counterslogan
  8. counterslogans
  9. counterslope
  10. countersloped
  11. counterslopes

Source and license

Adapted from Wiktionary: countersinks (page history and authors); countersink (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “countersinks.” Word.ws, https://word.ws/countersinks. Based on Wiktionary, CC BY-SA 4.0.