Meaning | The spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation. |
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Synonyms | decay, disintegration |
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Narrower | alpha decay | radioactive decay of an atomic nucleus that is accompanied by the emission of an alpha particle |
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beta decay | radioactive decay of an atomic nucleus that is accompanied by the emission of a beta particle |
Broader | nuclear reaction | (physics) a process that alters the energy or structure or composition of atomic nuclei |
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Spanish | radiactividad |
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Catalan | radioactivitat |
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