1. to cut a hole in the skull with a surgical instrument
Usage: medical

1. a surgical instrument used to cut holes in bone, especially the skull
Usage: medical

Examples

• The surgeon will trepan the patient’s skull to relieve pressure.
• Ancient civilizations practiced trepanning as a medical procedure.
• The archaeologist found evidence of trepanning in the ancient skull.
• The doctor used a trepan to create an opening in the bone.
• The trepan is a specialized surgical tool with a circular cutting edge.
• Medical students learn how to properly use a trepan in neurosurgery class.