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