Where does “nonastronomical” come from?

nonastronomical (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.

nonastronomical (English): Not astronomical

Definitions

  1. Not astronomical

Ancestry of “nonastronomical”, step by step

nonastronomical 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 astronomical

StepLanguageWordMeaning
1EnglishastronomicalOf or relating to astronomy; Very large; of vast...
2Middle Frenchastronomiqueastronomic; astronomical
3Latinastronomicusastronomical
4Ancient Greekἀστρονομικός
Every word from Proto-Indo-European óynosEvery word from Old Latin noenumEvery word from Latin nōn