Meanings
nounheptone (countable and uncountable, plural heptones)
plural heptones
- countableuncountablechemistryA liquid hydrocarbon, C₇H₁₀, of the valylene series.
Origin
From hepta- + -one. Does not conform to IUPAC nomenclature and the coining probably precedes the current conventions.
Full word history & related roots →Cite this entry
APA
heptone. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/heptone
MLA
“heptone.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/heptone. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “heptone,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/heptone.
Source: heptone on Wiktionary, CC BY-SA 4.0.