> as lemmas
heptine
heptine n. 
/ˈhɛptaɪn/ [see -ine suffix1] the hydrocarbon of the same series (C7H12), homologous with acetylene or ethine
/ˈhɛptaɪn/ [see -ine suffix1] the hydrocarbon of the same series (C7H12), homologous with acetylene or ethineΘΚΠ
the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > alkynes > straight-chained, by number of carbon atoms > seven
heptine1877
1877 H. Watts Fownes's Man. Elem. Chem. (ed. 12) II. 64 Heptine, or œnanthidene, is formed by the action of potash on œnanthidene dibromide.
<
as lemmas