Where does “nonunison” come from?

nonunison (English) comes from English unison, from Middle English unisoun, from Middle French unisson, from Medieval Latin unisonus, from Latin ūni-, from Latin ūnus, from Old Latin oinos, from Proto-Italic oinos — one; single.

nonunison (English): Lack of unison

Definitions

  1. Lack of unison

Ancestry of “nonunison”, step by step

nonunison traces back through two separate lines of ancestry.

via English unison

StepLanguageWordMeaning
1EnglishunisonIdentical pitch between two notes or sounds; the...
2Middle Englishunisoun—
3Middle Frenchunisson—
4Medieval Latinunisonushaving the same sound
5Latinūni-one; uni
6Latinūnusone, single
7Old Latinoinosone
8Proto-Italicoinoscardinal number 1 Previous: n/a Next: *duō;...
9Proto-Indo-Europeanóynosone; single

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-Europeannénot; no
Every word from Proto-Indo-European óynos →Every word from Proto-Italic oinos →Every word from Old Latin oinos →