PERFORATION


Meaning of PERFORATION in English

/ ˌpɜːfəˈreɪʃn; NAmE ˌpɜːrf-/ noun

1.

[ C , usually pl. , U ] a small hole in a surface, often one of a series of small holes :

Tear the sheet of stamps along the perforations.

2.

[ U ] ( medical ) the process of splitting or tearing in such a way that a hole is left :

Excessive pressure can lead to perforation of the stomach wall.

••

WORD ORIGIN

late Middle English : from medieval Latin perforatio(n-) , from the verb perforare , from per- through + forare pierce.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.