Definition of 'radioactivity'
Example sentences containing 'radioactivity'
Many times over he asked how we could possibly consider it unimportant that we had lost radioactivity.THE COMPLETE STORIES VOLUME 2 (2002)
Look at it this way: everything shows traces of radioactivity; that's what is meant by background radiation.THE COMPLETE STORIES VOLUME 2 (2002) BLOOD IS DIRT (2002)
Trends of 'radioactivity'
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Definition of radioactivity from the Collins English Dictionary
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