Chemistry. 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.
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.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use neon in a sentence
The party scenes are lit in surreal neons, almost like a Gaspar Noe film.The Unheralded Comedy Genius: Nicholas Stoller on ‘Neighbors,’ Zac Efron’s ‘Darkness,’ and Diddy | Marlow Stern | May 8, 2014 | THE DAILY BEAST
British Dictionary definitions for neon
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
(modifier) of or illuminated by neon or neon lamps: neon sign
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for neon
A rare colorless element in the noble gas group that occurs naturally in extremely small amounts in the atmosphere. It glows reddish orange when electricity passes through it, as in a tube in an electric neon light. Neon is also used for refrigeration. Atomic number 10; atomic weight 20.180; melting point -248.67°C; boiling point -245.95°C. See Periodic Table.
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