Element #54
The crossword clue "Element #54" is answered by XENON, a 5-letter entry. Used 16 times across 11 distinct years; most recently in 2026; first recorded in 1997. It appears in 11 publications in the xd corpus. Every figure on this page comes from the collection data itself, never from a guess.
The answer
XENON
5 letters. See every clue for this answer on the XENON answer page.
Used 16 times across 11 distinct years; most recently in 2026; first recorded in 1997. It appears in 11 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other clues for XENON
Every other clue in this collection answered by XENON, most used first.
- Inert gas - used 37 times, most recently in 2026
- Noble gas - used 24 times, most recently in 2025
- Arc lamp gas - used 22 times, most recently in 2026
- One of the noble gases - used 12 times, most recently in 2017
- Colorless gas - used 10 times, most recently in 2026
- Odorless gas - used 9 times, most recently in 2026
- Radio-tube gas - used 8 times, most recently in 2015
- A noble gas - used 7 times, most recently in 2025
- It's a gas - used 7 times, most recently in 2023
- Atomic number 54 - used 6 times, most recently in 2013
Related clues
Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.
- The fifth element - BORON, used 41 times
- Element #5 - BORON, used 34 times
- Gaseous element - RADON, used 17 times
- Chemical element - BORON, used 10 times
- Fifth element - BORON, used 10 times
- Gaseous element - ARGON, used 9 times
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