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Showing results for radioactive. Search instead for Radio_Active.
Definitions

radioactive

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

The director-general of the IAEA, Rafael Grossi, has warned repeatedly about the risk of a radioactive incident at such plants.

From Salon • May 21, 2026

Monazite tends to contain higher levels of radioactive thorium, which can be a processing issue.

From Barron's • May 18, 2026

“The dangers are so much different. Instead of an explosion, it just turns off. There’s no radioactive waste. So this light touch is exactly what the Congress overwhelmingly … wanted the NRC to do.”

From MarketWatch • May 18, 2026

According to the team, the results strongly point to the Local Interstellar Cloud as the source of the radioactive material.

From Science Daily • May 14, 2026

It might be that if he had taken his glass rod, he would have found the water is radioactive.

From "Z for Zachariah" by Robert C. O’Brien



Vocabulary lists containing radioactive


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