Where does “nonventilatory” come from?

nonventilatory (English) comes from English ventilatory, from English -ory, from Latin -torium, from Latin -tōrius, from Latin -tor, from Proto-Italic -tōr, from Proto-Indo-European -tōr, from Proto-Indo-European -tor-s.

nonventilatory (English): Not ventilatory

Definitions

  1. Not ventilatory

Ancestry of “nonventilatory”, step by step

nonventilatory traces back through two separate lines of ancestry.

via English ventilatory

StepLanguageWordMeaning
1EnglishventilatoryOf, pertaining to, functioning as, or by means of...
2English-oryof or pertaining to, serving for; adjective...
3Latin-toriumnominative neuter singular of -tōrius; accusative...
4Latin-tōriusory
5Latin-tor-er
6Proto-Italic-tōrForms agent nouns to verb stems
7Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
8Proto-Indo-European-tor-s

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
Every word from Proto-Indo-European -tor-sEvery word from Latin -toriumEvery word from Latin -tor
nonventilatory — Etymology, Origin & Word History | Etymology Explorer