Fullerene meaning

An allotrope of carbon composed of any of various cagelike molecules that consist only of an even number of carbon atoms, are often spherical in shape, and are composed of hexagonal and pentagonal groups of atoms.

Any of a class of hollow, tube-shaped or ball-shaped molecules, consisting of 32 or more carbon atoms and having extraordinary strength and stability.

Any of various carbon molecules that are nearly spherical in shape, are composed of hexagonal, pentagonal, or heptagonal groups of atoms, and constitute the third form of pure carbon after diamond and graphite.

(organic chemistry) Any closed-cage compound having twenty or more carbon atoms consisting entirely of 3-coordinate carbon atoms.

(chemistry, by extension)Th e class of carbon allotropes consisting of tubular carbon molecules (carbon nanotubes) and spheroidal carbon molecules (traditional fullerenes)