| 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 mode | படிக்கும் பயன்முறை (A mode that is optimized for reading or viewing content and does not support edit functionality) |
| comp., MS | read-only | படிக்க மட்டும் (Capable of being retrieved (read), printed or copied but not changed (written) or saved) |
| comp., MS | read-only | படிப்பதற்கு மட்டும் (Capable of being retrieved (read), printed or copied but not changed (written) or saved) |
| comp., MS | read-only | படிக்க - மட்டும் (Capable of being retrieved (read), printed or copied but not changed (written) or saved) |
| comp., MS | read-only memory | ரீட்-ஒன்லி மெமரி (A semiconductor circuit that contains information that cannot be modified) |
| comp., MS | read receipt | படித்த ரசீது (An e-mail feature providing feedback to the sender that a message has been read by the recipient) |
| comp., MS | read/write | படிக்க/எழுத (Able to be both read from and written to) |
| comp., MS | reading indicator | படித்தல் குறிப்பான் (A visual effect in the navigation pane that shows users where they are in a document) |
| comp., MS | reading pane | படித்தல் பலகம் (A window in an e-mail program where you can preview an item without opening it) |
| comp., MS | reading position indicator | படித்தல் நிலை குறிப்பான் (A visual effect in the navigation pane that shows users where they are in a document) |