| Subject | Spanish | English |
| comp., MS | aplicación front-end/back-end | front-end/back-end application (" An application consisting of a "back-end" database file that contains tables, and copies of a "front-end" database file that contain all other database objects with links to the back-end tables.") |
| earth.sc., mech.eng. | "back boiler" | back-boiler |
| comp., MS | back-end | back end (The part of a compiler that transforms source code (human-readable program statements) into object code (machine-readable code)) |
| comp., MS | back-end | back-end application (In a client/server application, the part of the program that runs on the server) |
| fin., engl. | back office | back office |
| construct. | "cut-back" | cutback bitumen |
| med. | feed-back | feed-back |
| cinema | flash-back | flashback |
| cinema | flash-back | flash-back |
| social.sc. | flash-backs | recurrence phenomena |
| social.sc. | flash-backs | flash-backs |
| social.sc. | flash-backs | flash-back phenomena |
| health., nat.sc. | inhibición feed-back | feed-back inhibition |
| health., nat.sc. | inhibición feed-back | retroinhibition |
| health., nat.sc. | inhibición feed-back | end-product inhibition |
| fin. | operación del tipo "back-to-back" | back-to-back transaction |
| cinema | play-back | playback |
| cinema | play-back | play-back |
| comp., MS | servidor back-end de CRM | CRM Back End Server (A back-end server in CRM that runs the server roles, incl. Asynchronous Processing Service, Sandbox Service, and SharePoint Integration Service) |
| comp., MS | servidor de base de datos back-end | back-end database server (A server that hosts data, configuration settings, and stored procedures that are associated with one or more applications) |
