californium

noun
cal·​i·​for·​ni·​um | \ ˌka-lə-ˈfȯr-nē-əm How to pronounce californium (audio) \

Definition of californium

: a radioactive chemical element with atomic number 98 that is produced artificially from the decay of berkelium and that is used chiefly as a neutron source in radiography and to start nuclear reactors — see Chemical Elements Table

First Known Use of californium

1950, in the meaning defined above

History and Etymology for californium

New Latin, from California, U.S.

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The first known use of californium was in 1950

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californium

noun
cal·​i·​for·​ni·​um | \ ˌkal-ə-ˈfȯr-nē-əm How to pronounce californium (audio) \

Medical Definition of californium

: an artificially prepared radioactive element discovered by bombarding an isotope of curium with alpha particles symbol Cf — see Chemical Elements Table

More from Merriam-Webster on californium

Britannica.com: Encyclopedia article about californium

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