| Subject | English | Basque |
| comp., MS | main app | aplikazio nagusi (The wider of the two apps that can appear on the screen simultaneously after a second app is snapped to the screen) |
| comp., MS | main document | dokumentu nagusi (In a mail-merge operation, the document that contains the text and graphics that are the same for each version of the merged document, for example, the return address or salutation in a form letter) |
| math. | main effect | nagusia eragina |