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radioactive

[rey-dee-oh-ak-tiv] / ˌreɪ di oʊˈæk tɪv /
ADJECTIVE
active
Synonyms


Example Sentences

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Long-lived radioactive fission products keep decaying for months or even years, releasing a weak stream of particles called antineutrinos.

From Science Daily Aug. 14, 2026

This year marked 40 years since the Chernobyl nuclear accident which caused a reactor to start spewing out radioactive material that would spread across swathes of Europe.

From BBC Aug. 1, 2026

The Environmental Protection Agency website notes that “multiple government agencies” approved the deep-ocean disposal of some refinery and chemical waste and military and radioactive junk, but it doesn’t specify DDT.

From Los Angeles Times Jul. 15, 2026

Watch Allison Macfarlane, former chairman of the Nuclear Regulatory Commission, break down why the country fell behind—and what it will take to finally build a long-term home for these radioactive materials.

From The Wall Street Journal Jun. 24, 2026

He takes a tiny bite of his taco and chews as if he’s afraid the stuff is radioactive.

From "Linked" by Gordon Korman



Vocabulary lists containing radioactive


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