| Subject | Estonian | English |
| comp., MS | User Datagram Protocol | bitrate (The speed at which binary digits are transmitted) |
| comp., MS | USER-objekt | user object (An object from Window Manager, which includes windows, menus, cursors, icons, hooks, accelerators, monitors, keyboard layouts, and other internal objects. Users can configure Task Manager to display the number of USER objects currently being used by a process) |