- - noble gas used in arc lamps
- - Noble gas used in some electric lamps
- - Element above radon on the periodic table
- - noble gas that can be used as an anesthetic
- - last noble gas alphabetically
- - It's next to iodine in the periodic table
- - the only chemical element with a name that begins with an x
- - Noble gas, atomic number 54
- - Noble gas in arc lamps
- - after kiss, none let loose gas!
- - Inert gas, Xe
- - Gas used in TV tubes
- - Element from the Greek word for "strange"
- - Noble gas that has the symbol Xe
- - Inert gas used in radio valves
- - Gaseous element used in lasers
- - Gas used in some lamps
- - Flashlamp gas
- - Element in arc lamps
- - Chemical used in anaesthesia
- - Bubble-chamber gas
- - Gas discovered in 1898
- - Colourless gas
- - Gaseous element in our atmosphere
- - Gas in the atmosphere
- - Arc lamp gas
- - Gas from the Greek for 'strange'
- - Gas used in arc lamps
- - Gas on in future, cut back
- - Element in strobe lights
- - Fifth noble gas
- - Element from the Greek for 'strange'
- - Gas in canon explodes backwards
- - Is tent forgotten when setting up fanciful small part of atmosphere?
- - Gas in flashtubes
- - It might be in the spotlight
- - Gas whose name comes from the Greek for 'strange'
- - Gas in strobe lights
- - Part of oven on, extra switches for gas
- - 132 Inert gas
- - Noble gas discovered in 1898
- - Noble gas used in some lamps
- - Gas in arc lamps
- - Strobe light gas
- - Gas in some headlights
- - Element in some auto headlights
- - Element named from the Greek for "strange"
- - Heavy gas
- - Propellant in ion thrusters
- - Stroboscope gas
- - Element next to iodine on the periodic table
- - Gas in an arc lamp
- - Element above radon in the periodic table
- - Fifth member in a noble line
- - Element in some electric lamps
- - Noble gas in some lamps
- - Gas in an ion thruster
- - Gas used in flashtubes
- - Flash tube gas
- - TV-tube gas
- - Heavy, inert gas
- - Element in many arc lamps
- - Headlight gas
- - Radio tube gas
- - Gas used in plasma screens
- - First inert gas made into a compound
- - Unreactive gas
- - Gas used in headlights
- - Gas present in the Martian atmosphere
- - Hard-to-combine gas
- - It's often in the spotlight
- - It follows iodine in the periodic table
- - Flash lamp gas
- - Rare but useful gas
- - Gas used in flash lamps
- - Photographic flash gas
- - Element in headlights
- - It's under krypton on the periodic table
- - Gas used in tubes
- - Element next to iodine in the periodic table
- - Gas used in high-intensity headlights
- - Second-heaviest noble gas
- - Flashtube gas
- - Colorless, inactive gas
- - "54" on the periodic table
- - Stroboscopic-lamp gas
- - Trace element in air
- - Gas for headlights
- - This, on the periodic table
- - Tube gas
- - Heavy noble gas
- - Odorless gas
- - Rare gas
- - Colorless gas
- - A noble gas
- - Inert gas
- - Noble gas
- - Light gas
- - One of the noble gases
- - It's a gas
- - Gas used in lasers
- - An inert gas
- - One of the inert gases
- - Gas
- - Gaseous element unknown in French — or Norwegian originally
- - Chemical element used in some types of light bulb
- - noble gas used in ion thrusters
- - electric-lamp element
- - Element of Buddhist sound appearing
- - Element that's an unknown variation of neon
- - kiss? none is possible with this element!
- - Kiss given to no one turning up — I'm inert!
- - xe
- - Element before ytterbium, alphabetically
- - Member of a noble family
- - Heavy, gaseous element
- - TV-tube element
- - Relative of neon
- - Radio-tube filler
- - Kin of argon and neon
- - It doesn't react well
- - Flash lamp filler
- - Filling for a TV tube
- - Colorless, gaseous element
- - Periodically, 54 times nothing mounts up
- - Element No. 54
- - Only element that starts with X
- - Periodic table's 54
- - Strobe light element
- - Nobody comes back after 10:25?
- - TV-tube material
- - Element number 54
- - Element that's 68-Across
- - Plasma screen component
- - Element #54
- - Atomic number 54
- - Flashbulb element
- - 1980s Big Apple nightclub with a chemical name
- - It's noble
- - It's 54, periodically speaking
- - Gaseous element
- - Searchlight element
- - Mark of preference by individual about name for element
- [ Edit ]
- [ Other definitions ]