Definition of "keypunching" []

• Present participle of keypunch. (verb)

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• "The reason for the simplification was to test if a faster method, requiring significantly less bookkeeping and keypunching, could not provide nearly as good results as calculating the fraction of observers at each of the 24 hours of the day."
• "The realistic problems for System Services personnel were enormous: programming the computer to meet our needs and, worst of all, keypunching into the computer over 300,000 names on their individual punch cards."
• "- Enhanced Data integrity (elimination of manual keypunching and interpretation of handwritten entries),"