Where does “betalight” come from?

betalight (English) comes from English Light, from Middle English light, from Old English lēoht, from Proto-West Germanic leuht, from Proto-Germanic leuhtą, from Proto-Indo-European lewktom, from Proto-Indo-European lewk- — bright; to shine; to see.

betalight (English): A sealed capsule, internally coated with a...

Definitions

  1. A sealed capsule, internally coated with a...

Ancestry of “betalight”, step by step

betalight traces back through two separate lines of ancestry.

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

via English beta

StepLanguageWordMeaning
1EnglishbetaThe second letter of the Greek alphabet (Β,  β), preceded by alpha (Α,  α) and followed by gamma, (Γ,  γ). In modern Greek it represents the voiced labiodental fricative sound of v found in the English words have and vase
2Hindiबेटाson
3Middle Hindiبیٿا
Every word from Proto-Indo-European lewk-Every word from Proto-Indo-European lewktomEvery word from Proto-Germanic leuhtą