filecode
nounUK /ˈfaɪl.kəʊd/
US /ˈfaɪl.koʊd/
A filecode is a special name or number that helps a computer find and keep track of a file.
The teacher wrote the filecode on the folder so she could find the worksheet later.
OTHER MEANINGS
2. A short code used to mark and organize paper files in an office.
Each patient's folder had a filecode printed on the corner.
3. A code that tells a program what type of file it is opening.
The app read the filecode and knew the picture was a JPEG.
4. A secret code used to lock or unlock a file.
Only the manager knew the filecode for the private records.