Where does “dihalogen” come from?

dihalogen (English) comes from English halogen, from Ancient Greek ἅλς, from Ancient Greek -ῐος, from Proto-Indo-European -yós — Creates adjectives from noun or verb stems.

dihalogen (English): In which two hydrogen atoms are replaced by those of a halogen

Definitions

  1. In which two hydrogen atoms are replaced by those of a halogen

Ancestry of “dihalogen”, step by step

dihalogen traces back through two separate lines of ancestry.

via English halogen

StepLanguageWordMeaning
1EnglishhalogenAny element of group 17, i.e. fluorine, chlorine,...
2Ancient Greekἅλςsalt; brine; sea
3Ancient Greek-ῐοςbelonging to; of”, “belonging to”, “pertaining to
4Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English Di

StepLanguageWordMeaning
1EnglishDi
Every word from Proto-Indo-European -yósEvery word from Ancient Greek -ῐοςEvery word from Ancient Greek ἅλς