The most common and most likely answer to this crossword clue is the 7 letter word KRYPTON which also is the latest solution we found used in New York Times in 2007.
Gas in fluorescent lamps crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| KRYPTON | 100 % | 7 | 
Words with a meaning similar to the clue: Gas in fluorescent lamps
These words may or may not be a possible solution to this crosswords clue.- ballast
 - argon
 - fluorescent lamp
 - lamplighter
 - light ballast
 - krypton
 - phosphor
 - lamp
 - light
 - lighter
 - taper
 - fire
 
Crossword Answer definitions
KRYPTON noun- The chemical element (symbol Kr) with an atomic number of 36. It is a colourless, odourless noble gas that only reacts with fluorine. It is one of the rarest gases in the Earth's atmosphere.
 - An atom of this element.
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution