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Definition of neon

neon

/ˈniː.ɑːn/
ne · on

Plural:neons
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neon Lexical Profile

neon Game Scores & Validity

• adjective

1

Having an extremely bright, vivid, or fluorescent color.

Example

"The cyclists wore neon vests so that motorists could easily spot them at dusk."

Synonyms
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Antonyms
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• noun

1

An inert, colorless, odorless gaseous chemical element of the noble gas group (symbol Ne, atomic number 10) that produces a bright reddish-orange glow when used in high-voltage electrical discharge tubes.

Example

"When an electric current passes through a glass tube filled with neon, the gas emits a brilliant orange-red light."


2

A form of electric lighting or signage made with glass tubes containing neon or other gases that glow brightly in various colors.

Example

"The diner's vintage neon cast a warm, colorful reflection across the wet pavement."


3

An extremely bright or fluorescent color or dye.

Example

"Eighties fashion was famous for its bold use of bright neons and geometric patterns."

• Rhymes for neon

Word Origin & Etymology

Coined in 1898 by Scottish chemist Sir William Ramsay and English chemist Morris Travers from the Ancient Greek neuter singular 'neon' (meaning 'new'), after they discovered the gas in liquefied air.

Cite this Entry


Wordmom. (2026). Definition of Neon. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/neon
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