punch card

英語（米国） (en-US) 英語（イギリス） (en-GB)

名詞

歴史的

A card that can have holes or notches cut in it, especially one for storing data, that can be sorted according to combinations of holes present or absent.

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The archivist carefully labeled each punch card so the vintage sorter could read the pattern of holes.

詳細

意味（1）

A card that can have holes or notches cut in it, especially one for storing data, that can be sorted according to combinations of holes present or absent.

意味（2）

(computing, historical) Such a card, the size of a US dollar bill and having 80 columns of 12 rows, used in early mainframe computers.

意味（3）

A card given to a customer and punched with a hole at each purchase, allowing a reward to be claimed when fully punched.

punch cards （ plural ）