| Subject | English | Spanish |
| IT | high level language application programming interface | interfaz de programación de aplicaciones de lenguaje de alto nivel |
| comp., MS | interface definition language | lenguaje de definición de interfaz (In object-oriented programming, a language that lets a program or object written in one language communicate with another program written in an unknown language. An IDL is used to define interfaces between client and server programs. For example, an IDL can provide interfaces to remote CORBA objects) |
| comp., MS | Language Interface Pack | Paquete de interfaz de idiomas (Add-in software that provides partially localized user interfaces for particular computer programs in languages not supported by localized versions of those programs) |
| IT | natural-language interface | interface en lenguaje natural |
| comp., MS | system-preferred interface language | idioma de interfaz definido por el sistema (The language that displays on a system when the user has not selected a user-preferred interface language) |
| comp., MS | user interface language | idioma de la interfaz de usuario (The language in which all software (including the operating system) displays its menus, help files, error messages, and dialog boxes) |
| comp., MS | user-preferred interface language | idioma de interfaz definido por el usuario (A language selected by the user for viewing menus, dialog boxes, messages, and Help files. If none is selected, the system-preferred language is displayed) |