Meaning of Kekulé's formula

Ke'ku•lé's for'mula

Pronunciation: (kā'ku-lāz"), [key]
— Chem. Chem.
  1. the structural formula of benzene represented as a hexagonal ring with alternate single and double bonds between the carbon atoms. See diag. under
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.