a telegraph in which messages or signals are sent by means of radio waves rather than through wires or cables.
verb (used with or without object)
to telegraph by radiotelegraphy.
transmission, wireless, receiver, Walkman, telegraphy, radiotelegraphy, telephony, Marconi, radiotelephone, CB, radionics, shortwave
Origin of radiotelegraph
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
to send (a message) by radiotelegraphy
a message sent by radiotelegraphy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012