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{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

n. - A highly unstable radioactive element (the heaviest of the halogen series).

Usage examples (11)
  • The total amount of astatine in the Earth's crust is less than 1 oz (28 g).
  • October 19, 2007 at 2:43 pm astatine, u sound likes amayzin purrson.
  • Professor Perrier the element technetium, together with Corson and Mackenzie the element astatine, and together with Kennedy,
  • The other halogens are: fluorine, an extremely reactive gas; chlorine, a reactive, heavy gas; iodine, a relatively inactive solid; and astatine. for more
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