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Showing results for radioactivity. Search instead for radioactiviti.
Definitions

radioactivity

[rey-dee-oh-ak-tiv-i-tee] / ˌreɪ di oʊ ækˈtɪv ɪ ti /


NOUN
radiation
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.

That process releases huge amounts of energy, no carbon emissions and limited radioactivity.

From The Wall Street Journal • Dec. 18, 2025

There, Erikson teased out the stealthy, almost sinister peculiarities of modern man-made hazards, like radioactivity and toxicity, and their special, traumatic effects.

From The Wall Street Journal • Dec. 18, 2025

At-211's short half-life also means it quickly loses its radioactivity, making it less toxic than longer-lived radiopharmaceuticals.

From Science Daily • Nov. 11, 2025

“And there’s been a lot of reasons for why this process takes so long. But, from a radiological perspective, the actual residual radioactivity at the site is pretty modest.”

From Los Angeles Times • Nov. 7, 2025

The effect of radioactivity on health was hardly unknown—not least because of widespread press coverage of the poisoning of working women at U.S.

From "Big Science" by Michael Hiltzik




Vocabulary lists containing radioactivity