berkelium
noun
- element with the atomic number of 97
Wiktionary
Pronunciation: /bɜːɹˈkiːliəm/ / /ˈbɜːɹkliəm/
noun
Etymology: After Berkeley, California, because of discovery at UC Berkeley, + -ium.
- A transuranic chemical element (symbol Bk) with an atomic number of 97.