/ ˈniːɒn; NAmE ˈniːɑːn/ noun
[ U ] ( symb 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
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WORD ORIGIN
late 19th cent.: from Greek , literally something new , neuter of the adjective neos .