Where does “nonventilated” come from?

nonventilated (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.

nonventilated (English): Not ventilated

Definitions

  1. Not ventilated

Ancestry of “nonventilated”, step by step

nonventilated 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 ventilated

StepLanguageWordMeaning
1Englishventilatedsimple past tense and past participle of...
Every word from Proto-Indo-European óynosEvery word from Old Latin noenumEvery word from Latin nōn
nonventilated — Etymology, Origin & Word History | Etymology Explorer