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radioactively

American  
[ray-dee-oh-akt-iv-lee] / ˌreɪ di oʊˈækt ɪv li /

adverb

  1. in a way that involves or is caused or characterized by radioactivity.


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.

"That's because the uranium particles could become lodged in the cells, inside either your lungs or your stomach, and slowly, radioactively decay, and that will cause damage."

From BBC • Jun. 19, 2025

Storage tanks contain radioactively contaminated water at the Daiichi nuclear power plant in Fukushima, Japan.

From Los Angeles Times • Dec. 11, 2023

Today, Hanford is one of the most radioactively contaminated places in the world, along with the site where the Soviet Union originally made plutonium for its nuclear weapons.

From Seattle Times • Jul. 21, 2023

“If you eat something that’s radioactively contaminated with β-emitters, your cells inside are being exposed.”

From Scientific American • Jun. 23, 2023

Or we provide our own radioactively labeled gases and see if they are converted into organic matter, in which case small Martians are inferred.

From "Cosmos" by Carl Sagan

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