What is the meaning of astatine?

noun

  • A highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). astatine. Retrieved September 21, 2026, from http://smartdefine.org/astatine/definitions/1247604
ChicagoWordNet. 2010. "astatine" http://smartdefine.org/astatine/definitions/1247604 (accessed September 21, 2026).
HarvardWordNet 2010, astatine, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/astatine/definitions/1247604>.
MLAWordNet. "astatine" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/astatine/definitions/1247604>