Library / English Dictionary

COUNTERSINK

Pronunciation (US):

(GB):

Irregular inflected forms: countersank    , countersunk   

 I. (noun) 

Sense 1

Meaning:

A bit for enlarging the upper part of a hole

Synonyms:

counterbore; countersink; countersink bit

Classified under:

Nouns denoting man-made objects

Hypernyms ("countersink" is a kind of...):

bit (the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press)

Sense 2

Meaning:

A hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface

Classified under:

Nouns denoting man-made objects

Hypernyms ("countersink" is a kind of...):

hole (an opening deliberately made in or through something)

Derivation:

countersink (insert (a nail or screw below the surface, as into a countersink))

 II. (verb) 

Sense 1

Meaning:

Insert (a nail or screw below the surface, as into a countersink)

Synonyms:

countersink; set

Classified under:

Verbs of touching, hitting, tying, digging

Hypernyms (to "countersink" is one way to...):

bury; sink (embed deeply)

Sentence frame:

Somebody ----s something

Derivation:

countersink (a hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface)

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