Where does “stormglass” come from?

stormglass (English) comes from English glass, from Scottish Gaelic glas, from Middle Irish glas, from Old Irish glas, from Proto-Celtic glastos, from Proto-Indo-European ǵʰl̥h₃stós, from Proto-Indo-European ǵʰelh₃- — to flourish; green, yellow.

stormglass (English): A kind of barometer containing a solution that...

Definitions

  1. A kind of barometer containing a solution that...

Ancestry of “stormglass”, step by step

stormglass traces back through two separate lines of ancestry.

via English glass

StepLanguageWordMeaning
1EnglishglassAn amorphous solid, often transparent substance...
2Scottish Gaelicglasgreen; grey; lock
3Middle Irishglas
4Old Irishglasgreen, greenish; blue, green-blue, grey-blue; the...
5Proto-Celticglastosgreen, blue
6Proto-Indo-Europeanǵʰl̥h₃stós
7Proto-Indo-Europeanǵʰelh₃-to flourish; green, yellow

via English storm

StepLanguageWordMeaning
1EnglishstormAny disturbed state of the atmosphere, especially...
2Middle EnglishstormA storm; an instance of intense wind and...
3Old Englishstormstorm
4Proto-West Germanic*sturmstorm
5Proto-Germanicsturmazstorm
6Proto-Indo-European(s)twer-to rotate, swirl, twirl, move around; to turn...
Every word from Proto-Indo-European ǵʰelh₃-Every word from Proto-Indo-European ǵʰl̥h₃stósEvery word from Proto-Celtic glastos