Where does “nonreciprocity” come from?

nonreciprocity (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.

nonreciprocity (English): The condition of being nonreciprocal

Definitions

  1. The condition of being nonreciprocal

Ancestry of “nonreciprocity”, step by step

nonreciprocity 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 reciprocity

StepLanguageWordMeaning
1EnglishreciprocityThe characteristic of being reciprocal, e.g. of a...
2Frenchréciprocitéreciprocity
3Late Latinreciprocitas
Every word from Proto-Indo-European óynosEvery word from Old Latin noenumEvery word from Latin nōn