Meaning of PERFORATED in English

PERFORATED

[adjective] [not gradable]If something is perforated, it has a series of small holes made in it, often so that it will tear easily or let in light or air.You need special perforated paper for this type of printer.The windows have been covered with perforated metal screens.

Cambridge English vocab.      Кембриджский английский словарь.