from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A medium for feeding data into a computer, essentially a card punched with holes or notches to represent letters and numbers or with a pattern of holes to represent related data. Also called Hollerith card.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. 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.
  • n. Such a card, the size of a US dollar bill, having 80 columns of 12 rows used in early mainframe computers.
  • n. A card given to a customer and punched with a hole at each purchase, allowing a reward to be claimed when fully punched.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a card on which data can be recorded in the form of punched holes


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