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

1 sense of heterocyclic

Sense 1
heterocyclic compound, heterocyclic, heterocycle -- (a compound containing a heterocyclic ring)
       => compound, chemical compound -- ((chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight)

Antonyms of adj heterocyclic

1 sense of heterocyclic

Sense 1
heterocyclic -- (containing a closed ring of atoms of which at least one is not a carbon atom)

INDIRECT (VIA cyclic) -> acyclic, open-chain -- (having an open chain structure)

Similarity of adj heterocyclic

1 sense of heterocyclic

Sense 1
heterocyclic -- (containing a closed ring of atoms of which at least one is not a carbon atom)
       => cyclic (vs. acyclic) -- (of a compound having atoms arranged in a ring structure)