torchlight vs visible light

torchlight and visible light both are nouns.

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

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

torchlight: light from a torch or torches
visible light: (physics) electromagnetic radiation that can produce a visual sensation

Other hypernyms of torchlight include light, visible radiation.

torchlight (noun)	visible light (noun)
light from a torch or torches	(physics) electromagnetic radiation that can produce a visual sensation