radiotelegraphy vs wireless telegraphy

radiotelegraphy and wireless telegraphy both are nouns.

Word	Noun	Adjective	Verb	Adverb
radiotelegraphy	Yes	No	No	No
wireless telegraphy	Yes	No	No	No

As nouns, radiotelegraphy and wireless telegraphy are synonyms defined as:

radiotelegraphy and wireless telegraphy: the use of radio to send telegraphic messages (usually by Morse code)

Other synonyms of radiotelegraphy include radiotelegraph, wireless telegraph.

As nouns, radiotelegraphy and wireless telegraphy are synonyms defined as:

radiotelegraphy and wireless telegraphy: telegraphy that uses transmission by radio rather than by wire

Other synonyms of radiotelegraphy include radiotelegraph.

radiotelegraphy (noun)	wireless telegraphy (noun)
the use of radio to send telegraphic messages (usually by Morse code)	the use of radio to send telegraphic messages (usually by Morse code)
telegraphy that uses transmission by radio rather than by wire	telegraphy that uses transmission by radio rather than by wire