Where does “nonobserver” come from?

nonobserver (English) comes from English observer, from English observe, from Middle French observer, from Latin observo, from Latin ob-, from Latin obolus, from Ancient Greek ὀβολός, from Ancient Greek ὀβελός — to throw, reach, pierce; to hit by throwing.

nonobserver (English): One who is not an observer, or who does not...

Definitions

  1. One who is not an observer, or who does not...

Ancestry of “nonobserver”, step by step

nonobserver traces back through two separate lines of ancestry.

via English observer

StepLanguageWordMeaning
1EnglishobserverOne who makes observations, monitors or takes...
2EnglishobserveTo notice or view, especially carefully or with...
3Middle Frenchobserver
4LatinobservoI observe, watch; I guard, keep watch over; I...
5Latinob-towards; against
6Latinobolusobolus (Greek coin)
7Ancient Greekὀβολόςobol, obolus, used at Athens as both a weight and...
8Ancient Greekὀβελόςa spit, rod; a horizontal line
9Ancient Greekβέλοςmissile, arrow, dart; weapon; something quickly...
10Proto-Indo-EuropeangʷélHos
11Proto-Indo-EuropeangʷelH-to throw, reach, pierce; to hit by throwing

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 gʷelH-