countersink

Từ điển WordNet v3.1 - WordNet Dictionary

I - noun

1. 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
• Hypernyms:
hole
2. a bit for enlarging the upper part of a hole
• Syn:
counterbore, countersink bit
• Hypernyms:
bit

II - verb

insert (a nail or screw below the surface, as into a countersink)
• Syn:
set
• Hypernyms:
bury, sink
• Verb Frames:
- Somebody ----s something

• Từ đồng nghĩa / Synonyms:
  counterbore, countersink bit, set