visible radiation vs visible light

visible radiation and visible light both are nouns.

Word	Noun	Adjective	Verb	Adverb
visible radiation	Yes	No	No	No
visible light	Yes	No	No	No

As nouns, visible radiation and visible light are synonyms defined as:

visible radiation and visible light: (physics) electromagnetic radiation that can produce a visual sensation

Other synonyms of visible radiation include light.

visible radiation (noun)	visible light (noun)
(physics) electromagnetic radiation that can produce a visual sensation	(physics) electromagnetic radiation that can produce a visual sensation