Where does “Skysweeper” come from?

Skysweeper (English) comes from English sky, from Middle English sky, from Old Norse ský, from Proto-Germanic skiwją, from Proto-Indo-European (s)kewH- — to cover, bedeck; cover.

Skysweeper (English): A kind of anti-aircraft gun used in the mid-20th...

Definitions

  1. A kind of anti-aircraft gun used in the mid-20th...

Ancestry of “Skysweeper”, step by step

Skysweeper traces back through two separate lines of ancestry.

via English sky

StepLanguageWordMeaning
1EnglishskyThe atmosphere above a given point, especially as...
2Middle EnglishskyThe atmosphere or sky; that which lies above the...
3Old Norseskýcloud
4Proto-Germanicskiwjącloud; sky
5Proto-Indo-European(s)kewH-to cover, bedeck; cover

via English sweeper

StepLanguageWordMeaning
1EnglishsweeperOne who sweeps floors or chimneys; A detector;...
2Middle Englishswepere—
Every word from Proto-Indo-European (s)kewH- →