Meaning of dicyclopentadienyl metal

di•cy•clo•pen•ta•di•en'yl met"al

Pronunciation: (dī-sī"klō-pen"tu-dī-en'l), [key]
— Chem. Chem.
  1. ferrocene (def. 2).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.