Word.ws English Dictionary

private branch exchange

private branch exchange noun: 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.

Noun

private branch exchange (plural private branch exchanges, abbreviation PBX)

  1. 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.

Forms of private branch exchange

pluralprivate branch exchanges
abbreviationPBX

Questions about private branch exchange

What does private branch exchange mean?
Private branch exchange means 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.
What part of speech is private branch exchange?
Private branch exchange is a noun.
What is the plural of private branch exchange?
The plural of private branch exchange is private branch exchanges.

Words near private branch exchange in the dictionary

  1. private banking
  2. private banks
  3. private benefits
  4. private bill
  5. private bills
  6. private branch exchange
  7. private branch exchanges
  8. private brand
  9. private candidate
  10. private candidates
  11. private car

Source and license

Adapted from Wiktionary: private branch exchange (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: En-au-private branch exchange.ogg.

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