Where does “polygalactan” come from?

polygalactan (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.

polygalactan (English): A relatively large molecular weight galactan

Definitions

  1. A relatively large molecular weight galactan

Ancestry of “polygalactan”, step by step

polygalactan 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 galactan

StepLanguageWordMeaning
1EnglishgalactanA polysaccharide consisting of many galactose...
Every word from Proto-Indo-European pelH-