countersink

countersink

English

Etymology

From counter- +‎ sink.

Noun

countersink (plural countersinks)

1. a cylindrical recess, typically machined around a hole to admit a screw so that it sits flush with a surface.

Translations

a conical recess machined around a hole

Bulgarian: фрезенк m (frezenk) Finnish: upotusreikä German: Ansenkung f, Senkbohrung f

Italian: svasatura f, accecatura f, accecatoio m, alesatura f Maori: korotiwha Spanish: avellanado (es) m

Verb

countersink (third-person singular simple present countersinks, present participle countersinking, simple past countersank, past participle countersunk)

1. (transitive) To create such a conical recess.

   to countersink a hole for a screw

2. (transitive) To cause to sink even with or below the surface.

   to countersink a screw or bolt into woodwork

Translations

to create a conical recess

Finnish: upottaa (fi) German: ansenken, versenken (de) Italian: accecare (it), svasare

Maori: korotiwha Spanish: avellanar (es)

See also

• counterbore
• sink
• spotface