Meanings
nounpentacosadiene (plural pentacosadienes)
plural pentacosadienes
- chemistryAny of very many isomeric forms of an unsaturated aliphatic hydrocarbon having 25 carbon atoms and two double bonds
Origin
From penta- + -cosa- + di- + -ene.
Full word history & related roots →Cite this entry
APA
pentacosadiene. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/pentacosadiene
MLA
“pentacosadiene.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pentacosadiene. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “pentacosadiene,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/pentacosadiene.
Source: pentacosadiene on Wiktionary, CC BY-SA 4.0.