- A glow lamp in which the inert gas that becomes ionized by an electric discharge is neon. Such lamps consume little power and emit an orange-red light. Used, for instance, to indicate the status of a circuit or device, or for decorative lighting.
- A lamp similar to a neon lamp (1), but which uses other gases to obtain other desired colors.
- synonymneon bulb
- synonymneon light
- synonymneon tube
- The light produced by a neon lamp.