Where does “quantum leap” come from?

quantum leap (English) comes from Danish kvantespring, from Danish spring, from Danish springe, from Old Danish springæ, from Old Norse springa, from Proto-Germanic springaną, from Proto-Indo-European spr̥ǵʰ.

quantum leap (English): The discontinuous change of the state of an...

Definitions

  1. The discontinuous change of the state of an...

Ancestry of “quantum leap”, step by step

StepLanguageWordMeaning
1Danishkvantespringquantum leap
2Danishspringspring, jump, vault, leap; imperative of springe
3Danishspringejump, leap, spring; run, spurt; burst, explode,...
4Old Danishspringæ
5Old Norsespringa
6Proto-Germanicspringanąto spring, to jump up; to burst, to explode
7Proto-Indo-Europeanspr̥ǵʰ
Every word from Proto-Indo-European spr̥ǵʰEvery word from Proto-Germanic springanąEvery word from Old Norse springa