ai·esu·dii·enu
1. integrated services digital network; ISDN
Noun
#112718
1. integrated services digital network; ISDN
1. broadband ISDN; B-ISDN
1. Was ISDN.
1. It is not ISDN.
1. ISDN's; Relating to ISDN
1. Probably ISDN.
1. It is not ISDN.
1. If ISDN; When ISDN
1. ISDN with; Using ISDN
1. Wasn't ISDN.