Meaning Of The Word Radioactivity

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What's the definition of Radioactivity? Find Radioactivity meanings, definitions and more at the Real Dictionary online.

Radioactivity Meaning

Radioactivity Definition
Radioactivity Definition

What's The Definition Of Radioactivity?

radioactivity in American English
noun: the phenomenon, exhibited by and being a property of certain elements, of spontaneously emitting radiation resulting from changes in the nuclei of atoms of the element

radioactivity in British English
noun: the spontaneous emission of radiation from atomic nuclei. The radiation can consist of alpha, beta, and gamma radiation

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