radio wave vs radio radiation

radio wave and radio radiation both are nouns.

Word	Noun	Adjective	Verb	Adverb
radio wave	Yes	No	No	No
radio radiation	Yes	No	No	No

As nouns, radio wave and radio radiation are synonyms defined as:

radio wave and radio radiation: an electromagnetic wave with a wavelength between 0.5 cm to 30,000 m

Other synonyms of radio wave include radio emission.

radio wave (noun)	radio radiation (noun)
an electromagnetic wave with a wavelength between 0.5 cm to 30,000 m	an electromagnetic wave with a wavelength between 0.5 cm to 30,000 m