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Meaning of phonoplex | Babel Free

Noun CEFR B2

Definitions

A railway telegraph system allowing multiple messages to be transmitted at the same time on a single wire.

historical

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

phonopneumography phonopore phonoreception phonoreceptor phonorecord phonorecording