Where does “straylight” come from?

straylight (English) comes from English stray, from Middle English stray, from Anglo-Norman estray, from Old French estraier, from Latin extravagari, from Latin vagari, from Latin vagus, from Proto-Italic wagos.

straylight (English): Light in an optical system, which was not...

Definitions

  1. Light in an optical system, which was not...

Ancestry of “straylight”, step by step

straylight traces back through two separate lines of ancestry.

via English stray

StepLanguageWordMeaning
1EnglishstrayAny domestic animal that has no enclosure, or its...
2Middle Englishstray
3Anglo-Normanestray
4Old Frenchestraierto wander; to roam
5Latinextravagarito wander beyond
6Latinvagaripresent active infinitive of vagor; to wander,...
7Latinvaguswandering, rambling, strolling; uncertain, vague
8Proto-Italicwagos
9Proto-Indo-EuropeanHwogos

via English Light

StepLanguageWordMeaning
1EnglishLightA place name
2Middle EnglishlightThe radiation which allows for vision by...
3Old Englishlēohtluminous, bright, light, clear, resplendent,...
4Proto-West Germanicleuhtlight, bright; light
5Proto-Germanicleuhtąlight
6Proto-Indo-Europeanlewktom
7Proto-Indo-Europeanlewk-bright; to shine; to see
Every word from Proto-Indo-European Hwogos