Main Entry: ful·ler·ene

Pronunciation: \ˌfu̇-lə-ˈrēn\

Function: noun

Etymology: R. Buckminster Fuller; from the resemblance of the molecules to the geodesic domes designed by Fuller

Date: 1987

: any of a class of closed hollow aromatic carbon compounds whose structures are made up of twelve pentagonal and differing numbers of hexagonal faces; especially : one having a roughly spherical shape