2. Sunk into a chamfer; as, a countersunk bolt.
[1913 Webster]
3. Beveled on the lower side, so as to fit a chamfered countersink; as, a countersunk nailhead. [1913 Webster]
The Collaborative International Dictionary of English. 2000.
countersunk — ˈkau̇ntə(r)+| adjective Etymology: from past participle of countersink (I) 1. : having a countersink at the top a countersunk hole 2. : having the head set in a countersink … Useful english dictionary
Countersunk — Countersink Coun ter*sink (koun t[ e]r*s[i^][ng]k ; 277), v. t. [imp. & p. p. {Countersunk} ( s[u^][ng]k ); p. pr. & vb. n. {Countersinking}.] 1. To chamfer or form a depression around the top of (a hole in wood, metal, etc.) for the reception of … The Collaborative International Dictionary of English
countersunk — adj. make (the head of a bolt, nail, etc.) flush or level with a surface countersunk (countersink) v. make (the head of a bolt, nail, etc.) flush or level with a surface coun·ter·sink || kaÊŠntÉ™rsɪŋk v. make (the head of a bolt, nail, etc.)… … English contemporary dictionary
countersunk bolt — A bolt with a special head. The underside of the head is tapered to fit into a hole that has tapered sides (countersunk hole) so that when the bolt is screwed in all the way, the top of the bolt is flush with the surface … Dictionary of automotive terms
countersunk screw — A screw with a special head. The underside of the head is tapered to fit into a hole that has tapered sides (countersunk hole) so that when the screw is screwed in all the way, the top of the screw is flush with the surface … Dictionary of automotive terms
countersunk — coun·ter·sunk (kounʹtər sŭngk ) v. Past tense and past participle of countersink. * * * … Universalium
countersunk — adjective That has a flat conical top allowing it to be inserted flush with a surface … Wiktionary
countersunk — coun·ter·sunk … English syllables
countersunk hole — noun A hole which is drilled into a surface, so that when a screw is inserted, the screw head is level with the surface … Wiktionary
countersunk hole — A hole with sloping sides where the top of the hole is larger than the bottom of the hole as in the shape of the letter V … Dictionary of automotive terms
