перфорация означава в английски

fenestration [fenestrations]▼(opening in the surface of an organ, surgical creation of such an opening)
noun
[UK: fˌenɪstrˈeɪʃən] [US: fˌenɪstrˈeɪʃən]

perforation [perforations]▼(any opening in a solid object)
noun
[UK: ˌpɜː.fə.ˈreɪʃ.n̩] [US: ˌpər.fə.ˈreɪʃ.n̩]

punch [punches]▼(hole or opening created with a punch)
noun
[UK: pʌntʃ] [US: ˈpəntʃ]