ferrocene

[ fer-uh-seen ]
/ ˈfɛr əˌsin /

noun Chemistry.

Also called dicyclopentadienyliron. an orange, crystalline, water-insoluble coordination compound, (C5H5)2Fe, having a camphorlike odor: used chiefly as an antiknock agent for gasoline and as a catalyst. Compare metallocene.
Also called dicyclopentadienyl metal. any of a class of analogous compounds containing a metal other than iron, as nickel or osmium.

Origin of ferrocene

First recorded in 1950–55; ferro- + c(yclopentadi)ene

British Dictionary definitions for ferrocene

ferrocene
/ (ˈfɛrəʊˌsiːn) /

noun

a reddish-orange insoluble crystalline compound. Its molecules have an iron atom sandwiched between two cyclopentadiene rings. Formula: Fe(C 5 H 5) 2

Word Origin for ferrocene

C20: from ferro- + c ( yclopentadi) ene