n.
Pronunciation: ' b ə k-( ˌ )min-st ə r- ˌ fu ̇ -l ə - ' r ē n
Function: noun
Etymology: R. Buckminster Fuller
Date: 1985
: a spherical fullerene C 60 that is an extremely stable form of pure carbon, consists of interconnected pentagons and hexagons suggestive of the geometry of a geodesic dome, and is believed to be a major constituent of soot