radiotelegraph
- n telegraphy that uses transmission by radio rather than by wire
- n the use of radio to send telegraphic messages (usually by Morse code)
- Today, Transradio news goes by teletype and radiotelegraph to 288 radio stations.
- Argentina is the only one of the 21 American republics now permitting radiotelephone and radiotelegraph communications with Japan, Germany and Italy.