PBX

noun
\ ˌpē-(ˌ)bē-ˈeks \

Definition of PBX 

: a private telephone switchboard

First Known Use of PBX

1944, in the meaning defined above

History and Etymology for PBX

private branch exchange

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Dictionary Entries near PBX

PB&J

PBM

PBS

PBX

PC

pc

PCB

Statistics for PBX

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Time Traveler for PBX

The first known use of PBX was in 1944

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