bullvalene.
A tricyclic hydrocarbon whose structure is constantly changing between 1,209,600 possible tautomers
Meaning & usage
A tricyclic hydrocarbon whose structure is constantly changing between 1,209,600 possible tautomers
Where this word comes from
from the nickname of one the scientists who predicted its properties in 1963 and the underlying concept of valence tautomerism, William "Bull" Doering. Chosen to rhyme with fulvalene.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.