systemcode

noun
UK /ˈsɪstəm kəʊd/
US /ˈsɪstəm koʊd/

A special set of letters and numbers that a computer uses to do things.

The engineer typed the systemcode to start the machine.


OTHER MEANINGS

2. A set of rules that a group of people follow together.

The school's systemcode tells students how to behave.

3. A secret pattern of symbols used to keep information safe.

Only the guards knew the systemcode for the locked door.

4. A label that names a whole group of connected parts.

Each train car has a systemcode painted on its side.