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Related to actinide series: lanthanide series
(Elements & Compounds) a series of 15 radioactive elements with increasing atomic numbers from actinium to lawrencium
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ac′ti•nide se`ries(ˈæk təˌnaɪd)
the series of mostly synthetic radioactive elements whose atomic numbers range from 89 (actinium) through 103 (lawrencium).
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|Noun||1.||actinide series - (chemistry) a series of 15 radioactive elements with increasing atomic numbers from actinium to lawrencium|
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
series - similar things placed in order or happening one after another; "they were investigating a series of bank robberies"
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