| Subject | English | German |
| comp., MS | application definition file | Anwendungsdefinitionsdatei (An XML file that fully describes a single Notification Services application. The ADF file contains the schemas for the events, subscriptions, and notifications; the rules for matching events with subscriptions; and may provide the name of the XSLT file used to format generated notifications) |
| transp., mater.sc. | definition file | Konstruktionszeichnungen |
| transp., mater.sc. | definition file | Definitionsunterlagen |
| comp. | file definition macro | Dateibestimmungsmakro |
| comp., MS | form definition file | Formulardefinitionsdatei (An XML file with an .xsf extension that contains information about all other files and components used within a form, including user interface customizations, XML Schemas, views, business logic, events, and deployment settings) |
| comp., MS | Office compatibility definition file | Office-Kompatibilitätsdefinitionsdatei (A file that stores information about compatibility issues and workarounds and makes it available to the Office Telemetry Log and Office Telemetry Dashboard) |
| comp., MS | package definition file | Paketdefinitionsdatei (An ASCII text file that contains predefined software distribution objects, such as programs and packages to be used for software deployment) |
| comp., MS | service definition file | Dienstdefinitionsdatei (The file that defines the service model for the application, which includes the roles that comprise a hosted service, the service endpoints, configuration settings, and certificates for SSL endpoints. The service model cannot be changed once the service is deployed and running) |