Definitions

1. verb

to cut or bore a hole in the skull of (a person), especially for medical reasons, or to perform a trephining operation

“The surgeon trepanized the patient to relieve the pressure on the brain.”

2. verb

to cut or bore a hole in the surface of something, especially to remove a part or to gain access

“The archaeologists trepanized the stone to expose the ancient inscription.”

3. noun

the act of cutting or boring a hole, especially in the skull of a person, or in the surface of something

“The trepanization was a necessary step in the medical procedure.”