Where does “octamethyl” come from?

octamethyl (English) comes from English methyl, from German Methyl, from Ancient Greek μέθυ, from Proto-Hellenic métʰu, from Proto-Indo-European médʰu — honey; honey wine, mead.

octamethyl (English): eight methyl groups in a molecule

Definitions

eight methyl groups in a molecule

Ancestry of “octamethyl”, step by step

Step	Language	Word	Meaning
1	English	methyl	The univalent hydrocarbon radical, CH-, formally...
2	German	Methyl	methyl
3	Ancient Greek	μέθυ	wine
4	Proto-Hellenic	métʰu	intoxicating drink; mead
5	Proto-Indo-European	médʰu	honey; honey wine, mead

Every word from Proto-Indo-European médʰu →Every word from Proto-Hellenic métʰu →Every word from Ancient Greek μέθυ →