completioncode

noun
UK /kəmˈpliːʃən kəʊd/
US /kəmˈpliːʃən koʊd/

A completion code is a special set of letters or numbers that shows a job is finished.

When you finish the game, the screen shows a completion code.


OTHER MEANINGS

2. A short code a computer gives to say a task worked correctly.

The program printed a completion code after saving the file.

3. A secret code kids use to prove they finished a treasure hunt.

Write the completion code on your card to win a prize.

4. A code used to unlock something after all steps are done.

Enter the completion code to open the last door.