wireless telegraphy vs radiotelegraph

wireless telegraphy and radiotelegraph both are nouns.

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

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

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

Other synonyms of wireless telegraphy include radiotelegraphy, wireless telegraph.

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

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

Other synonyms of wireless telegraphy include radiotelegraphy.

wireless telegraphy (noun)	radiotelegraph (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