noun
- one stroke of any key on a machine operated by a keyboard, as a typewriter, computer terminal, or Linotype: I can do 3000 keystrokes an hour.
noun
- a single operation of the mechanism of a typewriter or keyboard-operated typesetting machine by the action of a key
1902, from key (n.1) + stroke (n.). Not in common use until the rise of computers. As a verb, by 1966 (implied in keystroking).