Keypunch

noun, verb

noun, verb ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A mechanical device whose keys are pressed, individually or in combination, to punch holes in punched cards or paper tape that correspond to particular characters.

    "In an admirable combination of the skills of the scientist and the sensitivity of the artist, he mapped hundreds of thousands of images through a keypunch data-processing system and then tried to understand the meanings of the patterns that emerged independent of his own classifications."

  2. 2
    An electric machine with a keyboard that has the same function.
Verb
  1. 1
    To use such a device or machine

Example

More examples

"In an admirable combination of the skills of the scientist and the sensitivity of the artist, he mapped hundreds of thousands of images through a keypunch data-processing system and then tried to understand the meanings of the patterns that emerged independent of his own classifications."

Etymology

From key + punch.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.