californium

/ˌkælɪˈfɔɹniəm/

UK: /ˌkælɪˈfɔːniəm/

californium

English Noun

Definition

A strongly radioactive and highly fissile transuranic chemical element (symbol Cf) with an atomic number of 98.

Etymology

From California + -ium. The element was first synthesized at Lawrence Berkeley National Laboratory (then the University of California Radiation Laboratory), thus named after the university and the U.S. state of California.