Main Entry:

as·ta·tine

Pronunciation:

\ˈas-tə-ˌtēn\

Function:

noun

Etymology:

Greek astatos unsteady, from a- + statos standing, from histanai to cause to stand — more at stand

Date:

1947

: a radioactive halogen element discovered by bombarding bismuth with alpha particles and also formed by radioactive decay — see element table