A key that, when pressed in combination with another key, gives the other key an alternative meaning. In many application programs, Control (labeled CTRL or Ctrl on a PC keyboard) plus another key is used as a command for special functions. control panel In Windows and Macintosh systems, a utility that allows the user to control aspects of the operating system or hardware, such as system time and date, keyboard characteristics, and networking parameters.
n. 1. a key whose only purpose is to remove and/or install an interchangeable or removable core 2. a bypass key used to operate and/or reset some combination type locks 3. a key which allows disassembly of some removable cylinder locks
Usually shown as Ctrl. One of three shift keys on a computer keyboard. The meaning of a key pressed while the Control key is held down may depend on what software is running. See control key combination.
The Control key ( Ctrl) is used as part of many key sequences. Ctrl must be held down while pressing the required character key.
A key used to remove the removable core from a removable core cylinder or lock.
A key used to access commands through the keyboard rather than the menus. CTRL commands are commonly shortcuts.
The keyboard key, normally labeled "CTRL", that is used as a modifier key. You hold down this key while pressing another key.
(computer science) the key on a computer keyboard that is used (in combination with some other key) to type control characters
a combination of the key labeled CTRL and another keyboard key
a key used in interchangeable core locking systems
communications: A modifier key used in conjunction with a letter key to trigger a command on many online services and BBS's. Some terminal emulators let you substitute the command or option key on old Mac keyboards lacking one.
seldom used modifier key . Used when selecting multiple items for copy or deletion.
A key used for certain keyboard or program functions.
seldom used modifier key on the Mac.