First Known Use: 1947
Dictionary
astatine
noun as·ta·tine \ˈas-tə-ˌtēn\
Definition of ASTATINE
: a radioactive halogen element discovered by bombarding bismuth with alpha particles and also formed by radioactive decay — see element table
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Origin of ASTATINE
Greek astatos unsteady, from a- + statos standing, from histanai to cause to stand — more at stand
Medical Dictionary
astatine
noun as·ta·tine \ˈas-tə-ˌtēn\
Medical Definition of ASTATINE
: a radioactive halogen element discovered by bombarding bismuth with helium nuclei and also formed by radioactive decay—symbol At; called also ekaiodine; see element table
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