radio-active series

radioactive series

noun Physics, Chemistry.
a succession of elements initiated in the radioactive decay of a parent, as thorium or uranium, each of which decays into the next until a stable element, usually lead, is produced.
Also called decay series.


Origin:
1920–25

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radioactive series
 
n
physics uranium series neptunium series thorium series See actinium series a series of nuclides each of which undergoes radioactive decay into the next member of the series, ending with a stable element, usually lead

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