Kekuléan

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1. chemistryPertaining to the system of structural formulae devised by Kekulé, especially the structure of benzene molecules.

   A Kekuléan benzenoid system possesses Kekulé structures (K > 0).

   1992, Advances in the theory of benzenoid hydrocarbons II, Springer-Verlag, page 88

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   I stare carefully into the Kekuléan knot of the middle Dean's necktie.

   1996, David Foster Wallace, Infinite Jest […], Boston, Mass.; New York, N.Y.: Little, Brown and Company, →ISBN, page 5

   Again the free bonds are grouped together to form a perfect matching. […] Such structures are known in the literature as Kekulean.

   2011, HM Mulder, “Median Graphs. A Structure Theory”, in Advances in Interdisciplinary Applied Discrete Mathematics, page 119