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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.

Radioactivity levels in the flounder and abalone rose while they were in the treated water but fell to normal levels within days after they were returned to regular seawater.

From Seattle Times • Mar. 9, 2023

The next day, The Times ran an article with a Toyko dateline in which General Farrell’s investigative team, as the headline stated, found “No Radioactivity in Hiroshima Ruin.”

From New York Times • Aug. 9, 2021

Radioactivity is a quantum process, so before the box is opened, the story goes, the atom has both decayed and not decayed, leaving the unfortunate cat in limbo—a so-called superposition between life and death.

From Scientific American • Aug. 17, 2020

Radioactivity depends on the nucleus and not the atom or its chemical state.

From Textbooks • Aug. 12, 2015

Radioactivity wasn’t banned in consumer products until 1938.

From "A Short History of Nearly Everything" by Bill Bryson




Vocabulary lists containing radioactivity


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