hassium
Concise Oxford English Dictionary © 2008 Oxford University Press:
hassium /ˈhasɪəm/
▶noun the chemical element of atomic number 108, a very unstable element made by high-energy atomic collisions. (Symbol: Hs)
– origin 1990s: mod. L., from L. Hassias ‘Hesse’, the German state where it was discovered.
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