Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun heterocyclic_ring

1 sense of heterocyclic ring

Sense 1
heterocyclic ring, heterocycle -- (a ring of atoms of more than one kind; especially a ring of carbon atoms containing at least one atom that is not carbon)
       => closed chain, ring -- ((chemistry) a chain of atoms in a molecule that forms a closed loop)