| Subject | English | Spanish |
| IT | data dictionary | diccionario de datos |
| comp., MS | data dictionary | diccionario de datos (A database containing data about all the databases in a database system. Data dictionaries store all the various schema and file specifications and their locations. They also contain information about which programs use which data and which users are interested in which reports) |
| comp., MS | United Nations Trade Data Elements Dictionary The dictionary of all elements used within the EDIFACT standard | Directorio de elementos de datos comerciales de las Naciones Unidas (UNTDED) |