デジタルＰＢＸMeanings1noundigital PBX; digital private branch exchangecomputingTechnical term in computing and telecommunications for a digital telephone switching system used within an organization.新あたらしいオフィスにはデジタルＰＢＸが導どう入にゅうされた。A digital PBX was installed in the new office.
