Defenition of the word astatine
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Defenition of the word astatine
- Chemical element with symbol At and atomic number 85, radioactive halogen.
- a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
Synonyms for the word astatine
Hypernyms for the word astatine
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- chemical element
- element
- halogen
See other words