Where does “mængdelære” come from?

mængdelære (Danish) comes from Danish lære, from Middle Low German lēre, from Old Saxon lēra, from Proto-West Germanic laiʀu, from Proto-Germanic laizō, from Proto-Germanic laizijaną, from Proto-Indo-European loyséyeti, from Proto-Indo-European leys — to trace; to track.

mængdelære (Danish): set theory

Definitions

  1. set theory

Ancestry of “mængdelære”, step by step

mængdelære traces back through two separate lines of ancestry.

via Danish lære

StepLanguageWordMeaning
1Danishlæreto teach; to learn; teachings, doctrine, theory
2Middle Low Germanlērelesson
3Old Saxonlērateaching, lore
4Proto-West Germaniclaiʀu
5Proto-Germaniclaizōteaching; lore; doctrine
6Proto-Germaniclaizijanąto teach
7Proto-Indo-Europeanloyséyeti
8Proto-Indo-Europeanleysto trace; to track

via Danish mængde

StepLanguageWordMeaning
1Danishmængdeamount, quantity; number; crowd
2Norwegian Nynorskmengdan amount, quantity; a great number, crowd,...
3Proto-Germanicmanagiþōquantity; amount; multitude
4Proto-Indo-Europeanmonegʰ-many
Every word from Proto-Indo-European leysEvery word from Proto-Indo-European loyséyetiEvery word from Proto-Germanic laizijaną