hexabenzocoronene

/HH EH1 K S AA0 B EH1 N Z OW0 K ER0 AH0 N IY0 N/
noun
  1. 1

    (organic chemistry) A polycyclic aromatic hydrocarbon in which six benzene rings are fused to the six available positions of a coronene ring

  2. 2

    Ellipsis of hexa-peri-hexabenzocoronene.