countersank

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A form of countersink — 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.

Scrabble 17
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Meanings

verb
  1. pastsimple past of countersink
Cite this entry
APA

countersank. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/countersank

MLA

“countersank.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/countersank. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “countersank,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/countersank.

Source: countersank on Wiktionary, CC BY-SA 4.0.