Where does “tetrahydropapaveroline” come from?

tetrahydropapaveroline (English) comes from English tetrahydro, from English hydro, from Ancient Greek ὕδωρ, from Proto-Hellenic *údōr — water.

Ancestry of “tetrahydropapaveroline”, step by step

tetrahydropapaveroline traces back through two separate lines of ancestry.

via English tetrahydro

StepLanguageWordMeaning
1EnglishtetrahydroFour hydrogen atom substituents in a molecule
2Englishhydrohydroelectric; hydroponic; hydroelectric power
3Ancient Greekὕδωρwater; rainwater, rain; sweat
4Proto-Hellenic*údōrwater

via English papaveroline

StepLanguageWordMeaning
1EnglishpapaverolineA vasodilator
Every word from Proto-Hellenic *údōr →Every word from Ancient Greek ὕδωρ →Every word from English hydro →