Laxi Dictionary

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Definition radioactivity in British English

radioactivity noun

[uncountable] noun
/ˌreɪdiəʊækˈtɪvəti/
1

a form of energy that is produced by a radioactive substance and is harmful in large amounts

Synonyms and related words
alpha particle atomic becquerel
2

the ability that some substances have to produce energy in the form of radiation

Synonyms and related words
alpha particle atomic becquerel
Definition radioactivity in British English