push-to-talk

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English[edit]

Noun[edit]

push-to-talk (uncountable)

  1. A means of back-and-forth conversation on semiduplex communication channels such as two-way radio, using a button to switch temporarily between reception and transmission modes.
    Synonyms: press-to-talk, press-to-transmit, push-to-transmit, (initialism) PTT
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