| Subject | English | Polish |
| comp., MS | eXtensible Business Reporting Language | rozszerzalny język sprawozdawczości gospodarczej (An XML language for the electronic communication of business and financial data) |
| construct. | extensible crossbar | stropnica z. wysuwna |
| comp., MS | Extensible Firmware Interface system partition | partycja systemowa EFI (A small portion on a GUID partition table (GPT) disk that is formatted with the file allocation table (FAT) file system and contains the files necessary to start the computer and pass execution to an operating system which resides on another partition) |
| comp., MS | Extensible HTML | XHTML (A markup language that extends HTML and reformulates it as XML) |
| comp., MS | Extensible Markup Language | XML (A markup language for describing and exchanging structured data in a format that is independent of operating systems and applications. XML is a World Wide Web Consortium (W3C) specification and is a subset of Standard Generalized Markup Language (SGML)) |
| comp., MS | extensible rights markup language | Extensible Rights Markup Language (A proposed standard digital rights management (DRM) markup language which enables users to specify rights and conditions associated with resources, such as digital content or Web services) |
| comp., MS | Extensible Stylesheet Language | język rozszerzonego arkusza stylów, Extensible Stylesheet Language (An XML vocabulary that is used to transform XML data to another form, such as HTML, by means of a style sheet that defines presentation rules) |
| comp., MS | Hyper-V Extensible Switch | rozszerzony przełącznik funkcji Hyper-V (A feature that provides extensibility capabilities to the virtual switch. It enables independent software vendors (ISVs) to create extensible plug-ins (known as Virtual Switch Extensions) that can provide enhanced networking and security capabilities) |
| beekeep. | log hive with two extensible planks | dłużnia (ul) |
| construct. | scaffolds with extensible poles | rusztowanie teleskopowe |
| construct. | scaffolds with extensible poles | rusztowanie rozsuwne |