astatine - WordReference.com Dictionary of English

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- - assumptive
  - assurance
  - assure
  - assured
  - Assyrian
  - Assyriology
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  - astable
  - astanga
  - astatic
  - astatine
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  - asthenosphere
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astatine

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Concise Oxford English Dictionary © 2008 Oxford University Press:
astatine /ˈastətiːn/

▶noun the chemical element of atomic number 85, a very unstable radioactive member of the halogen group. (Symbol: At)

– origin 1940s: from Gk astatos ‘unstable’ + -ine4.

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