Californium-252

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An isotope of californium, ²⁵²₉₈Cf, with a half-life of 2.6 years; it is popular as a source of neutrons. uncountable

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.