controlcode

noun
UK /kənˈtrəʊl kəʊd/
US /kənˈtroʊl koʊd/

A special set of letters or numbers that tells a computer or machine what to do.

The programmer typed a control code to make the printer start a new page.


OTHER MEANINGS

2. A hidden character in text that tells a device to do something, like move to the next line.

The text file contained a control code that made the screen clear.

3. A secret set of numbers used to unlock or operate a system.

Only the manager knew the control code for the security door.

4. A rule or standard used to keep something safe or organized.

The lab followed a strict control code when handling chemicals.