Heart of a nuclear reactor Crossword Clue

Here is the answer for the crossword clue Heart of a nuclear reactor . 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 4 letters. We think the likely answer to this clue is CORE.

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Crossword Answer For Heart of a nuclear reactor:

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40 Potential Answers:

RankAnswerLengthSourceDate
98% CORE Heart of a nuclear reactor (4)
3% FASTBREEDER Reactor or rabbit, for example? (4,7) (11) Puzzler Cryptic Aug 10, 2025
3% GRAPHITE Material used in pencils, lubricants and cores of nuclear reactors (8) (8)
3% SCRAM An emergency shutdown of a nuclear reactor, and the name of the kill switch that initiates it (5) (5)
3% URANIUM Radioactive metal used in nuclear reactors (7) (7)
3% BWR Nuclear reactor (abbr.) (3)
3% FUELROD Nuclear reactor tube (7) Newsday Jan 3, 2025
3% MELTDOWN Nuclear reactor threat (8)
3% COOLANT Nuclear reactor need (7) Wall Street Journal Apr 12, 2022
3% FUELRODS Nuclear reactor inserts (8) Thomas Joseph Jun 28, 2021
Heart of a nuclear reactor Crossword Clue
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We found 40 solutions for Heart of a nuclear reactor. The top solutions are determined by popularity, ratings and frequency of searches. The most likely answer for the clue is CORE.

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