Where does “nonfenestrated” come from?

nonfenestrated (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.

nonfenestrated (English): Not fenestrated

Definitions

  1. Not fenestrated

Ancestry of “nonfenestrated”, step by step

nonfenestrated 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 fenestrated

StepLanguageWordMeaning
1EnglishfenestratedHaving windows; Having evolved perforations...
2Latinfenestraa window, an opening for light; a breach; a...
3Etruscan*𐌚𐌍𐌄𐌔𐌕𐌓𐌀
Every word from Proto-Indo-European óynosEvery word from Old Latin noenumEvery word from Latin nōn