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Radioactivity - What does it mean?

radioactivity | |
The difference between radioactivity and is:

radioactivity

English

Noun

(radioactivities)
  • Spontaneous emission of ionizing radiation as a consequence of a nuclear reaction, or directly from the breakdown of an unstable nucleus.
  • The radiation so emitted; including gamma rays, alpha particles, neutrons, electrons, positrons, etc.

    • Related terms

    * radiation

    See also

    * half-life

    External links

    * (Radioactive decay)

    Not English

    has no English definition. It may be misspelled.