Where does “winter storm” come from?

winter storm (English) comes from English storm, from Middle English storm, from Old English storm, from Proto-West Germanic *sturm, from Proto-Germanic sturmaz, from Proto-Indo-European (s)twer- — to rotate, swirl, twirl, move around; to turn...

winter storm (English): A meteorological event in which the dominant...

Definitions

  1. A meteorological event in which the dominant...

Ancestry of “winter storm”, step by step

winter storm traces back through two separate lines of ancestry.

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...

via English Winter

StepLanguageWordMeaning
1EnglishWinterA placename
2Middle Englishwinterwinter
3Old Englishwinterwinter; year
4Proto-West Germanicwintruwinter
5Proto-Germanicwintruzwinter
Every word from Proto-Indo-European (s)twer-Every word from Proto-Germanic sturmazEvery word from Proto-West Germanic *sturm