- a chemically inert gaseous element occurring in small amounts in the earth's atmosphere, used chiefly in a type of electrical lamp. Symbol: Ne; atomic weight: 20.183; atomic number: 10; density: 0.9002 grams/liter at 0°C and 760 millimeters pressure.
- neon lamp.
- a sign or advertising sign formed from neon lamps.
- using or containing the gas neon.
- made of or formed by a neon lamp or lamps: a neon sign.
- of, relating to, or characteristic of a tawdry urban district or of gaudy nighttime entertainment.
- a colourless odourless rare gaseous element, an inert gas occurring in trace amounts in the atmosphere: used in illuminated signs and lights. Symbol: Ne; atomic no: 10; atomic wt: 20.1797; valency: 0; density: 0.899 90 kg/m³; melting pt: –248.59°C; boiling pt: –246.08°C
- of or illuminated by neon or neon lamps
