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Definitions

fission

[fish-uhn] / ˈfɪʃ ən /


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.

Next, Nasa wants to build nuclear and solar power facilities on the Moon, including fission reactors.

From BBC • May 26, 2026

“There’s really strong bipartisan support for regulation on fusion power plants that does not mirror what’s done on fission power plants,” Beyer said.

From MarketWatch • May 18, 2026

Unlike fission, nuclear fusion generates “no long-lived radioactive waste,” Bechtel says, and unlike fossil fuels, it doesn’t involve burning finite resources and creating carbon emissions.

From The Wall Street Journal • Apr. 6, 2026

"We therefore needed an energy acceptor that selectively captures the multiplied triplet excitons after fission."

From Science Daily • Mar. 28, 2026

“Ernest,” he said, “you say you are convinced of the importance of these fission bombs. Are you ready to devote the next several years of your life to getting them made?”

From "Big Science" by Michael Hiltzik




Vocabulary lists containing fission


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