Where does “polycysteine” come from?

polycysteine (English) comes from English poly, from Latin polium, from Latin polion, from Ancient Greek πόλιον, from Ancient Greek πολιός, from Proto-Hellenic poľľós, from Proto-Indo-European polH-yós, from Proto-Indo-European pelH- — pale, gray.

polycysteine (English): a homopolymer of the amino acid cysteine

Definitions

  1. a homopolymer of the amino acid cysteine

Ancestry of “polycysteine”, step by step

polycysteine traces back through two separate lines of ancestry.

via English poly

StepLanguageWordMeaning
1EnglishpolyPolytechnic; Polyethylene; Polyurethane
2LatinpoliumAlternative form of polion
3LatinpolionA strong-smelling plant, perhaps Teucrium...
4Ancient Greekπόλιονfelty germander
5Ancient Greekπολιόςgrey, grizzled, grizzly; bright, clear, serene; a...
6Proto-Hellenicpoľľósgrey
7Proto-Indo-EuropeanpolH-yós
8Proto-Indo-EuropeanpelH-pale, gray

via English cysteine

StepLanguageWordMeaning
1EnglishcysteineA sulphur-containing nonessential amino acid...
2EnglishcystineA nonessential amino acid formed by the oxidation...
3Ancient Greekκύστιςbladder
4Proto-Indo-European(s)kewH-to cover, bedeck; cover
Every word from Proto-Indo-European pelH-Every word from Proto-Indo-European polH-yósEvery word from Proto-Hellenic poľľós
polycysteine — Etymology, Origin & Word History | Etymology Explorer