Where does “nonutterance” come from?

nonutterance (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.

nonutterance (English): Absence of utterance; communication by means other than speech

Definitions

  1. Absence of utterance; communication by means other than speech

Ancestry of “nonutterance”, step by step

nonutterance 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 utterance

StepLanguageWordMeaning
1EnglishutteranceAn act of uttering; Something spoken; The ability...
2Middle Englishutterauncethe utmost extremity (of a fight etc.)
3Old Frenchoultrance
Every word from Proto-Indo-European óynosEvery word from Old Latin noenumEvery word from Latin nōn