Where does “nonpolyurethane” come from?

nonpolyurethane (English) comes from English non, from French non, from Old French non, from Latin nōn, from Old Latin noenum, from Proto-Indo-European óynos — one; single.

nonpolyurethane (English): Not of or pertaining to polyurethane

Definitions

  1. Not of or pertaining to polyurethane

Ancestry of “nonpolyurethane”, step by step

nonpolyurethane traces back through two separate lines of ancestry.

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single

via English polyurethane

StepLanguageWordMeaning
1EnglishpolyurethaneAny of various polymeric resins containing...
2Englishpoly-many; polymer
3Ancient Greekπολύςmany, a lot of; neuter πολύ or πολλά as...
4Ancient Greekπόροςa means of passage, passageway, way, opening;...
5Ancient GreekπείρωI pierce, run through; I cleave through
6Proto-Hellenic*péryō
Every word from Proto-Indo-European óynosEvery word from Old Latin noenumEvery word from Latin nōn