radiotelegraph
1. [ noun ] (telecommunications) telegraphy that uses transmission by radio rather than by wire
Synonyms: wireless_telegraphy radiotelegraphy
Related terms: wireless
2. [ noun ] (electronics) the use of radio to send telegraphic messages (usually by Morse code)
Synonyms: wireless_telegraph wireless_telegraphy radiotelegraphy
Related terms: radio
Similar spelling:   radiotelegraphy
  radiotelephony
  radiotelephone
  radiotelephonic
  radio_telescope