noun
integrated services digital network; ISDN
Technical term for the digital telecommunication standard that integrates voice and data over a single line. Often referred to by the acronym ISDN.
総合デジタル通信網は、音声とデータを同時に送れる。
ISDN can transmit voice and data simultaneously.
ISDN is the English acronym commonly used in Japanese technical contexts; 総合デジタル通信網 is the full Japanese term.
Compound of 総合 (integrated), デジタル (digital), 通信 (communication), and 網 (network), directly translating the English term 'integrated services digital network'.