| Subject | English | Polish |
| comp., MS | Broadband Integrated Services Digital Network | szerokopasmowa sieć cyfrowa zintegrowanych usług (An International Telecommunication Union - Telecommunication [Standardization Sector] (ITU-T) communication standard for high-speed networking that provides new services, including voice, video, and data on the same network) |
| telecom. | integrated digital network | sieć cyfrowa |
| telecom. | integrated digital network | sieć cyfrowa zintegrowana |
| work.fl., IT, engl. | European digital library network | Europeana |
| work.fl., IT | European digital library network | europejska biblioteka cyfrowa |
| IT | integrated services digital network | cyfrowa sieć usług zintegrowanych |
| commun., IT, R&D. | Integrated Services Digital Network | sieć cyfrowa z integracją usług |
| comp., MS | Integrated Services Digital Network | sieć cyfrowa zintegrowanych usług (A high-speed digital technology that uses existing telephone lines to provide Internet access) |