Meaning Of The Word Radioactinium
What's the definition of Radioactinium? Find Radioactinium meanings, definitions and more at the Real Dictionary online.
Radioactinium Meaning
| Radioactinium Definition |
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What's The Definition Of Radioactinium?
radioactinium in American English
noun: the radioactive isotope of thorium having a mass number 227 and a half-life of 18.8 days |
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