Punch card definition

Punch card

Topics Punch card Definition

WordNet

noun

(1) A card on which data can be recorded in the form of punched holes

WiktionaryText

Noun

A card with holes or notches cut in it, especially one for storing data, that can be sorted according to combinations of holes present or absent.
Such a card, the size of a US dollar bill, having 80 columns of 12 rows used in early mainframe computers.

x

OK