Where does “nonprovable” come from?

nonprovable (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.

nonprovable (English): Not provable

Definitions

  1. Not provable

Ancestry of “nonprovable”, step by step

nonprovable 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 provable

StepLanguageWordMeaning
1EnglishprovableOf a statement or hypothesis that can be proven
2Middle Englishprovable—
Every word from Proto-Indo-European óynos →