Standard Lemma guide

heptacyclic

adj · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

adj

Meaning 1

Formed of seven rings

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: chemistry, natural-sciences, physical-sciences

Examples

  • Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich Reaction of quadricyclane with Smith’s diene produces the hexacyclic structure 8, while controlled Mitsudo cycloaddition of DMAD onto 8 can be used to form the heptacyclic system 9.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From hepta- + cyclic.