Crossword Genius

Like the Radio City Music Hall sign


I believe the answer is:


(Other definitions for neon that I've seen before include "illuminating agent" , "Gaseous element, in advertising signs, say" , "Brightly coloured advertising sign" , "Atomic number 10" , "Element 10, used in lights" .)

I've seen this clue in The New York Times.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.