Fullerene
WordNet

noun


(1)   A form of carbon having a large molecule consisting of an empty cage of sixty or more carbon atoms
WiktionaryText

Noun



  1. any of a class of allotropes of carbon having hollow molecules whose atoms lie at the vertices of a polyhedron having 12 pentagonal and 2 or more hexagonal faces
  2. any closed-cage compound having twenty or more carbon atoms consisting entirely of 3-coordinate carbon atoms
 
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