Telegraphy that uses transmission by radio rather than by wire

• The use of radio to send telegraphic messages (usually by Morse code)

WordNet Word definitions in WordNet
n. telegraphy that uses transmission by radio rather than by wire [syn: radiotelegraph , wireless telegraphy ] the use of radio to send telegraphic messages (usually by Morse code) [syn: radiotelegraph , wireless telegraph , wireless telegraphy ]

Wiktionary Word definitions in Wiktionary
n. The process and techniques of sending telegrams using radio waves rather than wires.

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Radiotelegraphy \Ra`di*o*te*leg"ra*phy\ (r[=a]`d[i^]*[o^]*t[e^]*l[e^]g"r[.a]*f[y^]), n. [Radio- + telegraphy.] Telegraphy using the radiant energy of radio waves; wireless telegraphy; -- the term adopted for use by the Radiotelegraphic Convention of 1912. ...