Sign gas WSJ Crossword Clue
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The most common and recent 4-letter answer for "Sign gas" is NEON.
The clue 'Sign gas' refers to the element neon, which is commonly used in illuminated signs due to its bright glow when electrified. 'Gas' indicates that the answer is a type of gaseous element.
This clue was last seen in the WSJ Crossword on October 28, 2025.
Neon is a chemical element, symbol Ne, atomic number 10, known for its bright luminescence in signs.
Superbright, Like some lights, Arkansas : Nebraska :: Argon : ___, Like the color of a safety vest, typically, Element between fluorine and sodium
The clue “Sign gas” is a classic crossword staple, frequently appearing in puzzles like the WSJ crossword. For the puzzle dated October 28 2025, the definitive 4-letter answer is: NEON.
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