Where does “downburst” come from?

downburst (English) comes from English burst, from Middle English bresten, from Old English berstan, from Proto-Germanic *brestan, from Proto-Germanic brestaną, from Proto-Indo-European bʰres‑ — to burst; break; crack; crackle.

downburst (English): A powerful downward air current, especially one...

Definitions

  1. A powerful downward air current, especially one...

Ancestry of “downburst”, step by step

downburst traces back through two separate lines of ancestry.

via English burst

StepLanguageWordMeaning
1EnglishburstTo break from internal pressure; To cause to...
2Middle EnglishbrestenTo burst break from internal pressure
3Old Englishberstanto break, shatter, burst
4Proto-Germanic*brestan
5Proto-Germanicbrestanąto burst, break, sunder, split, crack
6Proto-Indo-Europeanbʰres‑to burst; break; crack; crackle

via English Down

StepLanguageWordMeaning
1EnglishDownusually known as County Down
2Middle Englishdoundown
3Old Englishdūnhill, down; hill, dune; hill, mountain
4Proto-Germanic*dūnā
5Proto-Celticdūnomstronghold, rampart
6Proto-Indo-Europeandʰewh₂-smoke; mist, haze
Every word from Proto-Indo-European bʰres‑