Heterocycle

1 definition found

From WordNet (r) 2.0 [wn]:

  heterocycle
       n 1: a compound containing a heterocyclic ring [syn: {heterocyclic
            compound}, {heterocyclic}]
       2: a ring of atoms of more than one kind; especially a ring of
          carbon atoms containing at least one atom that is not
          carbon [syn: {heterocyclic ring}]