Where does “triunsaturated” come from?

triunsaturated (English) comes from English unsaturated, from English Un-, from English still, from Old English stillan, from Proto-West Germanic stillijan, from Proto-West Germanic -jan, from Proto-Germanic -janą, from Proto-Indo-European -yéti — he, she.

triunsaturated (English): Having three double bonds (or triple bonds)

Definitions

  1. Having three double bonds (or triple bonds)

Ancestry of “triunsaturated”, step by step

triunsaturated traces back through two separate lines of ancestry.

via English unsaturated

StepLanguageWordMeaning
1EnglishunsaturatedNot saturated; capable of dissolving more of a...
2EnglishUn-not
3EnglishstillNot moving; calm; Not effervescing; not...
4Old Englishstillanbecome calm, abate, subside; calm, pacify,...
5Proto-West Germanicstillijanto make still, quiet
6Proto-West Germanic-janCreates denominative verbs from nouns; Creates...
7Proto-Germanic-janąDerives denominatives from nouns and factitives...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English tri

StepLanguageWordMeaning
1Englishtritriathlon; triangle
2Proto-Indo-Europeantréyesthree
Every word from Chichewa iyeEvery word from Proto-Germanic -janąEvery word from English Un-