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 Chemical Elements Table

Origin and Etymology 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 Chemical Elements Table

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