californium
noun /ˌkælɪˈfɔːniəm/
/ˌkælɪˈfɔːrniəm/
[uncountable] (symbol Cf)
- a chemical element. Californium is a radioactive metal produced artificially with curium or americium.Word Origin1950s: named after California University (where it was first made) + -ium.