Noun
touch typing (uncountable)
Typing without the use of sight to identify the keyboard keys.
English Wikipedia has an article on:touch-typingWikipedia
touch-typing (uncountable)
A technique of using the keyboard of a computer or typewriter in which the typist operates the keys without needing to look at the keyboard, knowing by heart the keys being allocated to each finger and the space bar to the thumb.
touch-typing
It is still remembered for its high quality keyboard which, despite its size, allowed for touch-typing. Source: Internet
Researchers at IBM investigated chord keyboards for both typewriters and computer data entry as early as 1959, with the idea that it might be faster than touch-typing if some chords were used to enter whole words or parts of words. Source: Internet