trepan

Từ điển Oxford Learners Wordfinder Dictionary

I - noun

1. a surgical instrument used to remove sections of bone from the skull
• Syn:
trephine
• Derivationally related forms:
trephine (for: trephine)
• Hypernyms:
surgical instrument
2. a drill for cutting circular holes around a center
• Hypernyms:
drill

II - verb

cut a hole with a trepan, as in surgery
• Topics:
operation, surgery, surgical operation, surgical procedure, surgical process
• Hypernyms:
bore, drill
• Verb Frames:
- Somebody ----s something
- Something ----s something