heterocycle

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noun

1. a compound containing a heterocyclic ring
• Syn:
heterocyclic compound, heterocyclic
• Derivationally related forms:
heterocyclic
• Hypernyms:
compound, chemical compound
• Hyponyms:
chelate, chelate compound
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
• Derivationally related forms:
heterocyclic
• Hypernyms:
closed chain, ring