neon
neon
noun
/ˈniːɒn/
uncountable
(symbol Ne)
​a chemical element. Neon is a gas that does not react with anything and that shines with a bright light when electricity is passed through it.
neon lights/signs
TOPICS Physics and chemistry C1
Collocations
nouns
light
sign
Word Origin
late 19th cent.: from Greek, literally ‘something new’, neuter of the adjective neos.