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Definition of the radioactive isotope of actinium, , having a half-life of 21.7 years in English English dictionary
- The radioactive isotope of actinium, , having a half-life of 21.7 years
- radioactinium
Related Terms
the radioactive isotope of actinium, , having a half-life of 21.7 years
Hyphenation
the ra-di-o-ac-tive i-so-tope of actinium, , ha-ving a half-life of 21.7 yearsPronunciation
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