1. A key on a keyboard that alters the function of another key when pressed simultaneously with it
The Ctrl key is a modifier key that changes the behavior of other keys when held down.
A tecla Ctrl é uma tecla modificadora que altera o comportamento de outras teclas quando pressionada.
2. Keys used in keyboard shortcuts to trigger specific commands or functions
Common modifier keys include Shift, Control, Alt, and Command on Mac.
As teclas modificadoras comuns incluem Shift, Control, Alt e Command no Mac.
This is a specialized computing term used uniformly across English and Portuguese-speaking countries in technical and IT contexts. The term is essential for computer literacy and appears in user manuals, keyboard layouts, and software documentation in both languages.