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trepan

DEFINITIONS OF: trepan

1

n a drill for cutting circular holes around a center

Type of:
drill
a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)

n a surgical instrument used to remove sections of bone from the skull

Synonyms:
trephine
Type of:
surgical instrument
a medical instrument used in surgery

v cut a hole with a trepan, as in surgery

Type of:
bore, drill
make a hole, especially with a pointed power or hand tool
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