Where does “Selendisulfid” come from?

Selendisulfid (German) comes from German Disulfid, from German di-, from Ancient Greek δίς, from Proto-Indo-European dwís, from Proto-Indo-European dwóh₁ — two.

Selendisulfid (German): selenium disulfide

Definitions

  1. selenium disulfide

Ancestry of “Selendisulfid”, step by step

Selendisulfid traces back through two separate lines of ancestry.

via German Disulfid

StepLanguageWordMeaning
1GermanDisulfiddisulfide
2Germandi-di
3Ancient Greekδίςtwice, doubly, again
4Proto-Indo-Europeandwístwice, doubly; in two
5Proto-Indo-Europeandwóh₁two

via German Selen

StepLanguageWordMeaning
1GermanSelenselenium
2Frenchséléniumselenium
3Ancient Greekσελήνηmoon; month; a moon-shaped cake
4Ancient GreekΣέλαςlight, brightness, the bright flame or blaze of fire
Every word from Proto-Indo-European dwóh₁ →Every word from Proto-Indo-European dwís →Every word from German di- →