Answer: XENON
XENON is a crossword puzzle answer that we have spotted 96 times.
Referring Clues:
- Element 54
 - It doesn't react well
 - Radio tube filler
 - Element in arc lamps
 - Arc lamp gas
 - Hard-to-combine gas
 - It's a gas
 - Flash lamp filler
 - Element #54
 - An inert gas
 - Gas in arc lamps
 - Photographic flash gas
 - 1980s Big Apple nightclub with a chemical name
 - Gas in strobe lights
 - Television tube filler
 - Inert gas used in lights
 - A noble gas
 - One of the noble gases
 - Atomic number 54
 - "54" on the periodic table
 - Light gas
 - Headlight gas
 - Colorless, inactive gas
 - Gas used in lasers
 - Gas used in arc lamps
 - Gas for headlights
 - Trace element in air
 - Flashlamp gas
 - Flashtube gas
 - Second-heaviest noble gas
 - Element next to iodine in the periodic table
 - It's noble
 - It's under krypton on the periodic table
 - Gas used in high-intensity headlights
 - Noble gas
 - Arc-lamp gas
 - Inert gas
 - Gas used in tubes
 - It's 54, periodically speaking
 - Gas used in flash lamps
 - Flashbulb element
 - Element in strobe lights
 - Colorless gas
 - Heavy gas
 - Odorless gas
 - TV-tube material
 - It's often in the spotlight
 - It follows iodine in the periodic table
 - Kin of argon
 - Flash lamp gas
 - It might be in the spotlight
 - Gas present in the Martian atmosphere
 - Gas used in headlights
 - Unreactive gas
 - Strobe light element
 - Searchlight element
 - Gas discovered in 1898
 - First inert gas made into a compound
 - Gas used in plasma screens
 - Heavy noble gas
 - Heavy, inert gas
 - TV-tube gas
 - Flash tube gas
 - Kin of neon
 - Gas used in flashtubes
 - Gas in an ion thruster
 - Noble gas in some lamps
 - Fifth member in a noble line
 - Rare gas
 - Element above radon in the periodic table
 - This, on the periodic table
 - Gas in an arc lamp
 - Element next to iodine on the periodic table
 - Propellant in ion thrusters
 - Element in some auto headlights
 - Periodic table's 54
 - Gas used in tv tubes
 - Gas in some headlights
 - 132 Inert gas
 - Gas whose name comes from the Greek for "strange"
 - Gas in flashtubes
 - Element from the Greek for "strange"
 - Element No. 54
 - Fifth noble gas
 - Gas from the Greek for "strange"
 - Alphabetically last noble gas
 - Noble gas in arc lamps
 - Noble gas in flash tubes
 - Member of a noble family
 - Strobe light gas
 - Noble gas whose name comes from the Greek for "strange"
 - Element exhibiting a blue glow when placed in an electric field
 - Noble gas used in propelling ion thrusters
 - Colorless, odorless noble gas
 - Chemical element whose name starts with an 8-point Scrabble letter
 - Noble gas used in strobe lights
 
Last Seen In:
- USA Today - November 04, 2025
 - New York Times - October 27, 2025
 - USA Today - August 27, 2025
 - New York Times - July 06, 2025
 - New York Times - February 16, 2024
 - New York Times - October 27, 2023
 - LA Times - March 06, 2023
 - New York Times - January 19, 2022
 - New York Times - August 22, 2021
 - Universal - March 22, 2021
 - Universal - February 25, 2021
 - Universal - February 19, 2021
 - LA Times - September 18, 2020
 - New York Times - August 24, 2020
 - LA Times - August 04, 2020
 - Netword - March 14, 2020
 - LA Times - February 18, 2020
 - Universal - January 27, 2020
 - USA Today - December 17, 2019
 - LA Times - December 06, 2019
 
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