Definitions from Wiktionary (private branch exchange)
▸ noun: (telecommunications) A telecommunications switching system, physically located at a customer's place of business, that provides internal communication between users and also access to outside (trunk) telephone lines.
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▸ noun: (telecommunications) A telecommunications switching system, physically located at a customer's place of business, that provides internal communication between users and also access to outside (trunk) telephone lines.
Similar:
Centrex,
exchange,
telephone exchange,
remote access,
local exchange carrier,
switchboarding,
telebroking,
switch,
telebridging,
telebusiness,
more...
Phrases:
▸ Words similar to private branch exchange
▸ Usage examples for private branch exchange
▸ Idioms related to private branch exchange
▸ Wikipedia articles (New!)
▸ Words that often appear near private branch exchange
▸ Rhymes of private branch exchange
▸ Invented words related to private branch exchange