 |
| Subject | English | Welsh |
| comp., MS | World Weather | Tywydd y Byd (A feature of the Bing Weather app that displays an interactive global weather map) |
| comp., MS | World Wide Web | Y We Fyd-eang (A set of interlinked documents in a hypertext system. The user enters the web through a home page) |
| comp., MS | World Wide Web Distributed Authoring and Versioning | Awduro a Fersiynu ar y We Fyd-eang (A set of extensions to the Hypertext Transfer Protocol (HTTP) that facilitates collaborative editing and file management between users located remotely from each other on the Internet) |