gaslight vs visible light

gaslight and visible light both are nouns.

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

As nouns, visible light is a hypernym of gaslight; that is, visible light is a word with a broader meaning than gaslight:

gaslight: light yielded by the combustion of illuminating gas
visible light: (physics) electromagnetic radiation that can produce a visual sensation

Other hypernyms of gaslight include light, visible radiation.

gaslight (noun)	visible light (noun)
light yielded by the combustion of illuminating gas	(physics) electromagnetic radiation that can produce a visual sensation