heptacosane

noun

hep·​tac·​o·​sane

hepˈtakəˌsān

plural -s

: a solid paraffin hydrocarbon C₂₇H₅₆

especially : the normal hydrocarbon CH₃(CH₂)₂₅CH₃ occurring in many waxes

Word History

Etymology

International Scientific Vocabulary heptacos- (from hepta- + -cos- —from eicosa-) + -ane

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