| Subject | English | Norwegian (Nynorsk) |
| comp., MS | compact disc | Compact Disc (An optical storage medium for digital data) |
| comp., MS | compact disc read-only memory | Compact Disc Read-Only Memory (A form of storage characterized by high capacity (roughly 650 MB) and the use of laser optics instead of magnetic means for reading data) |
| comp., MS | compact disc-recordable | skrivbar CD (A type of CD-ROM that can be written (only once) on a CD recorder and read on a CD-ROM drive) |
| comp., MS | compact disc-rewritable | omskrivbar CD (A type of CD on which files can be copied, erased, and replaced) |
| comp., MS | compact row axis | komprimert radakse (A feature that enables the user to compact or collapse rows when viewing several levels of data) |
| light. | compact-source arc discharge lamp | kortbuelampe |