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Radioactivity   /rˈeɪdioʊæktˈɪvəti/  /rˌeɪdioʊæktˈɪvəti/   Listen
Radioactivity

noun
1.
The spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay.  Synonym: radiation.



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"Radioactivity" Quotes from Famous Books



... one subject on which he was particularly eloquent—radioactivity; that most strange property of matter whose discovery had been the crowning glory of science in the closing decade of the nineteenth century. None of us really knew anything about it except what Stonewall taught us. If some new incomprehensible ...
— A Columbus of Space • Garrett P. Serviss

... incredible, but really it is hardly any more so than the wonders of radioactivity, of the Hertzian waves, of photography, electricity or hypnotism, or of generation, which condenses into a single particle all the physical, moral and intellectual past and future of thousands of creatures. Our life would be reduced to something very ...
— The Wrack of the Storm • Maurice Maeterlinck

... disease-virus has been developed in our biological laboratories, causing a highly contagious disease similar in symptoms to bubonic plague, but responding to none of the treatments for this latter disease. This new virus strain was accidentally produced in the course of some experiments with radioactivity. ...
— Operation R.S.V.P. • Henry Beam Piper



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