| Subject | English | Galician |
| comp., MS | compact disc | disco compacto (An optical storage medium for digital data) |
| comp., MS | compact disc player | lector de disco compacto (A device that reads the information stored on a compact disc. A compact disc player contains the optical equipment necessary for reading a disc's contents and the electronic circuitry for interpreting the data as it is read) |
| comp., MS | compact disc read-only memory | disco compacto de memoria só de lectura (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 | disco compacto gravable (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 | disco compacto regravable (A type of CD on which files can be copied, erased, and replaced) |
| comp., MS | compact row axis | eixe de filas compactas (A feature that enables the user to compact or collapse rows when viewing several levels of data) |