Definition of nickelocene in English:

nickelocene

noun

Chemistry
  • A green crystalline compound, Ni(C₅H₅)₂, whose molecule consists of a nickel atom sandwiched between two cyclopentadienyl rings.

Origin

1950s; earliest use found in Progress Inorganic Chemistry. From nickel + -ocene.

Pronunciation

nickelocene

/ˈnɪkələsiːn/