Where does “polyfold” come from?

polyfold (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.

polyfold (English): A metrizable space together with an equivalence...

Definitions

  1. A metrizable space together with an equivalence...

Ancestry of “polyfold”, step by step

polyfold 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 fold

StepLanguageWordMeaning
1EnglishfoldTo bend over so that it comes in contact with...
2Middle EnglishfoldA pen, enclosure, or shelter for domesticated animals
3Old Englishfald
4Proto-Germanicfaludazan enclosed space, enclosure
Every word from Proto-Indo-European pelH-