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Definitions

reactor

[ree-ak-ter] / riˈæk tər /
NOUN
electrical device
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

She sat alongside a nuclear reactor during a flight with Energy Secretary Chris Wright; she still isn’t quite sure she understands what a nuclear reactor is.

From The Wall Street Journal • Apr. 11, 2026

Tehran then turned to Russia, which took over the contract in January 1995, aiming to commission the 1,000-megawatt pressurized water reactor in 1999.

From Barron's • Apr. 4, 2026

Investors are cautious about new nuclear reactor investments due to high costs, preferring clear paths and risk mitigation.

From Barron's • Mar. 30, 2026

Goodnough’s team took delivery of Cache’s reactor and pellet storage system just last week, and has already begun evaluating how well it can heat a single building.

From The Wall Street Journal • Mar. 27, 2026

Although the fuel in the storage pools in the reactor buildings had become dangerously hot during the long ordeal, another onsite storage system had come through with flying colors.

From "Meltdown" by Deirdre Langeland




Vocabulary lists containing reactor