| Subject | English | Welsh |
| comp., MS | browsing history | pori'r hanes (A user's private information such as temporary files, history, passwords, web form entries, and cookies that captures Internet surfing and other online activities) |
| comp., MS | tabbed browsing | pori wedi'i dabio (A function of some Web browsers that allows users to surf and view multiple pages by loading Web sites into sections (or tabs) of one page, rather than multiple pages) |