neon light
Noun
Meaning
A neon lamp.
The light from such a lamp.
Source: en.wiktionary.orgSynonyms
Examples
This was transmitted by AM radio waves to a receiver unit, where the video signal was applied to a neon light behind a second Nipkow disk rotating synchronized with the first.
Instead they produced a colorful glow discharge (as in a modern neon light ), caused when the electrons or ions struck gas atoms, exciting their orbital electrons to higher energy levels.