| Subject | English | Tamil |
| comp., MS | compact disc read-only memory | குறுவட்டு ரீட்-ஒன்லி மெமரி (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 | read-only memory | ரீட்-ஒன்லி மெமரி (A semiconductor circuit that contains information that cannot be modified) |