radiotelegraph vs wireless telegraphy

radiotelegraph and wireless telegraphy both are nouns.

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

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

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

Other synonyms of radiotelegraph include radiotelegraphy, wireless telegraph.

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

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

Other synonyms of radiotelegraph include radiotelegraphy.

radiotelegraph (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