shift key
Noun
Meaning
the key on the typewriter keyboard that shifts from lower-case letters to upper-case letters
Source: WordNetSynonyms
Hypernyms
Examples
Whoever came up with "hold the shift key for eight seconds to turn on 'your keyboard is buggered' mode" should be shot.
Before the shift key, typewriters had to have a separate key and typebar for upper-case letters; in essence, the typewriter had two keyboards, one above the other.
Each key is essentially a shift key so that with ten keys, there are ten single strokes and ninety two-finger keystrokes.
Any key can be used as a shift key, and a large number of keys can be held down simultaneously and separately sensed.
BASIC commands were not entered by typing them out but were instead selected somewhat similarly to a programmable graphing calculator - each key had a few different functions selected by both context and modes as well as with the shift key.
If you hold down the Shift key at the same time, you can now rotate in 15º increments.