countersink

Speech parts

1. countersink - Noun

2. countersink - Verb

Meaning

To chamfer or form a depression around the top of (a hole in wood, metal, etc.) for the reception of the head of a screw or bolt below the surface, either wholly or in part; as, to countersink a hole for a screw.

To cause to sink even with or below the surface; as, to countersink a screw or bolt into woodwork.

An enlargement of the upper part of a hole, forming a cavity or depression for receiving the head of a screw or bolt.

A drill or cutting tool for countersinking holes.

Source: Webster's dictionary

Synonyms

set counterbore countersink bit pierce burr riveter riddle bevel auger bur reamer lower depression punch drill

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Antonyms

increase rise improve progress raise resist

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Hypernyms

bit hole sink bury

Related terms

sink diesinking

Derivatives

countersunk countersinking countersank

Examples

If any old tiles are loose, nail them in place with 6D nails, then use a nail set to countersink the nail heads. Source: Internet

There are also combined spotting-countersink drills which can create a screw clearance hole and countersink in one operation. Source: Internet

Close letter words and terms

countersignature countersigner countersing countersink bit countersinker