radiotelephone

• Substantif désignant un appareil ou un système de télécommunication sans fil utilisant les ondes radio pour transmettre la parole, assurant une téléphonie sans fil, ou l'équipement radioélectrique permettant ce type de communication.

A noun referring to a communication device or system that uses radio waves instead of wires to transmit speech, enabling wireless telephony.

1. Radio-based telephony systemC1formal

   A communication system that uses radio waves instead of wires to transmit speech.

   Téléphonie par radio

   • The ship's crew used a radiotelephone to call for help.
   • Early radiotelephones were essential for aviation communication.
   • The military relied on radiotelephones for field operations.

   Synonymesradiotelephony

2. Wireless telephone deviceC1formal

   A telephone that operates by transmitting and receiving radio signals rather than through a wired connection.

   radiotéléphone

   • He picked up the radiotelephone to contact the base station.
   • The radiotelephone crackled with static before the message came through.
   • They installed a radiotelephone in the remote cabin for emergencies.

   Synonymesradiophonewireless telephone