Fission device unstable at core by river Crossword Clue

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Here is the answer for the crossword clue Fission device unstable at core by river last seen in Sun Two Speed puzzle. We have found 40 possible answers for this clue in our database. Among them, one solution stands out with a 98% match which has a length of 7 letters. We think the likely answer to this clue is REACTOR.

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Crossword Answer For Fission device unstable at core by river:

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40 Potential Answers:

RankAnswerLengthSourceDate
98% REACTOR Fission device unstable at core by river (7) The Sun Two Speed Apr 13, 2025
2% NUCLEUS Core (7) (7) Mirror Classic Feb 1, 2026
2% ABS Core muscles (3) Commuter Jan 28, 2026
2% LENS Optical device (4) Puzzler Backwords Jan 28, 2026
2% PITTERS Olive devices (7) Thomas Joseph Jan 26, 2026
2% IPAD Apple device (4) Premier Sunday Jan 25, 2026
2% TOETAP Movement in a core-strengthening Pilates exercise (6) LA Times Daily Jan 25, 2026
2% PENCIL Drawer's device (6) Newsday Jan 22, 2026
2% ROTTEN __ to the core (evil) (6) Newsday Jan 20, 2026
2% NUCLEAR Foreign letter transparent about fusion and fission (7) The Telegraph Cryptic Jan 19, 2026

Last appeared together with the following clues in Sun Two Speed puzzle

Fission device unstable at core by river Crossword Clue
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We found 40 solutions for Fission device unstable at core by river. The top solutions are determined by popularity, ratings and frequency of searches. The most likely answer for the clue is REACTOR.

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