Dictionary.com
Thesaurus.com

dicyclopentadienyl metal

American  
[dahy-sahy-kloh-pen-tuh-dahy-en-l] / daɪˌsaɪ kloʊˌpɛn tə daɪˈɛn l /

noun

Chemistry.
  1. ferrocene.


Etymology

Origin of dicyclopentadienyl metal

di- 1 + cyclopentadiene + -yl