Free electrons
The crossword clue "Free electrons" is answered by IONS, a 4-letter entry. Used 9 times across 7 distinct years; most recently in 2018; first recorded in 1969. It appears in 3 publications in the xd corpus. Every figure on this page comes from the collection data itself, never from a guess.
The answer
IONS
4 letters. See every clue for this answer on the IONS answer page.
Used 9 times across 7 distinct years; most recently in 2018; first recorded in 1969. It appears in 3 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other clues for IONS
Every other clue in this collection answered by IONS, most used first.
- Charged particles - used 256 times, most recently in 2026
- Charged atoms - used 107 times, most recently in 2026
- Charged bits - used 47 times, most recently in 2026
- Electrified particles - used 30 times, most recently in 2011
- Accelerator particles - used 25 times, most recently in 2021
- Cyclotron particles - used 19 times, most recently in 2025
- They're charged - used 17 times, most recently in 2022
- They're not free of charge - used 17 times, most recently in 2025
- Cyclotron bits - used 15 times, most recently in 2019
- They have their pluses and minuses - used 13 times, most recently in 2023
- Atomic particles - used 12 times, most recently in 2016
- Atoms with charges - used 12 times, most recently in 2025
- Particles - used 10 times, most recently in 2000
- They carry a charge - used 10 times, most recently in 2024
- Atoms with a charge - used 9 times, most recently in 2026
- Electrolysis particles - used 9 times, most recently in 2023
- + or - particles - used 9 times, most recently in 2026
- They're never free of charge - used 9 times, most recently in 2024
- Charge carriers - used 8 times, most recently in 2023
- Charged items - used 8 times, most recently in 2022
- Electrolyte particles - used 8 times, most recently in 2022
- Saturn models - used 8 times, most recently in 2016
- Electrically charged particles - used 7 times, most recently in 2017
- Physics particles - used 7 times, most recently in 2023
- Plasma particles - used 7 times, most recently in 2025
- Smoke detector output - used 7 times, most recently in 2025
- Charged molecules - used 6 times, most recently in 2025
- Electrically charged atoms - used 6 times, most recently in 2012
- They're all charged up - used 6 times, most recently in 2014
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.
- "Born Free" lioness - ELSA, used 212 times
- Free ticket - PASS, used 58 times
- Clutter-free - NEAT, used 56 times
- ___-free - SCOT, used 33 times
- Get off ___-free - SCOT, used 29 times
- __ cost (free) - ATNO, used 28 times
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