Rutherfordium

//ˌɹʌðəɹˈfɔːɹdiəm// noun

Definitions

Noun
  1. 1
    A transuranic chemical element (symbol Rf) with an atomic number of 104. uncountable
  2. 2
    a radioactive transuranic element which has been synthesized wordnet
  3. 3
    A rejected name for seaborgium. obsolete, uncountable
  4. 4
    A rejected name for lawrencium. obsolete, uncountable

Etymology

From Rutherford + -ium, named for Ernest Rutherford.

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