radioactive series


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Related to radioactive series: Radioactive decay series

radioactive series

n.
A group of isotopes representing various stages of radioactive decay in which the heavier members of the group are transformed into successively lighter ones, the lightest being stable.

radioactive series

n
(Nuclear Physics) physics a series of nuclides each of which undergoes radioactive decay into the next member of the series, ending with a stable element, usually lead. See uranium series, neptunium series, thorium series, actinium series
References in periodicals archive ?
Once it was understood that radioactivity involved the change of uranium or thorium to some other radioactive atom, which then broke down into still another, and so on (see 1900, Atomic Change, and 1902, Radioactive Series), the question that naturally arose was, Where did it all end?