| Subject | English | Welsh |
| comp., MS | Web application | rhaglen gwe (A software program that uses Hypertext Transfer Protocol (HTTP) for its core communication protocol and that delivers Web-based information to the user in the Hypertext Markup Language (HTML) language) |
| comp., MS | web application | rhaglen gwe (A client-server program accessed over a network that uses a web browser as the interface for the end user) |
| comp., MS | Web application identifier | dynodwr rhaglen Gwe (A GUID that identifies a Web application) |