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Definition of Radioactinium
1. Noun. (isotope) The radioactive isotope of actinium, (nuclide 227 89 Ac), having a half-life of 21.7 years ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Radioactinium
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1. Noun. (isotope) The radioactive isotope of actinium, (nuclide 227 89 Ac), having a half-life of 21.7 years ¹
¹ Source: wiktionary.com