English

Noun

keypunch ‎(plural keypunches)

1. (computing) A device, in which one or a combination of keys are pressed to punch holes in punched cards or paper tape that correspond to a particular character
2. (computing) an electric machine with a keyboard that has the same function

Verb

keypunch ‎(third-person singular simple present keypunches, present participle keypunching, simple past and past participle keypunched)

1. To use such a device or machine

Derived terms

• keypuncher

See also

• Hollerith code