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Showing results for radioactive. Search instead for hochradioaktives.
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.

Instead, the deal allowed Iran’s scientists and technicians to continue gaining experience with nuclear technology and the handling of materials that aren’t only radioactive but also highly toxic and corrosive.

From The Wall Street Journal • Apr. 27, 2026

He was the first to have shape-shifting powers, which he gained after encountering a mysterious radioactive pool of protoplasm.

From Los Angeles Times • Apr. 22, 2026

Drawing on his training, he took some fabric, wet it and put it across the apartment entrance as a precaution to catch radioactive dust, he adds.

From BBC • Apr. 18, 2026

In this study, researchers successfully recreated a key step in the process by observing proton capture on radioactive arsenic-73 for the first time.

From Science Daily • Apr. 14, 2026

Although they did not know it then, the steel reactor vessel had been breached, and the radioactive fuel was oozing into the drywell, the open space in the primary containment chamber.

From "Meltdown" by Deirdre Langeland



Vocabulary lists containing radioactive