Where does “Fachsprache” come from?

Fachsprache (German) comes from German fach, from Middle High German vach, from Old High German fah, from Proto-Germanic *fak, from Proto-Germanic faką, from Proto-Indo-European peh₂ǵ- — to attach.

Fachsprache (German): jargon, technical language, terminology

Definitions

  1. jargon, technical language, terminology

Ancestry of “Fachsprache”, step by step

Fachsprache traces back through two separate lines of ancestry.

via German fach

StepLanguageWordMeaning
1Germanfachsecond-person singular imperative of fachen
2Middle High Germanvach-fold
3Old High Germanfahwall
4Proto-Germanic*fak
5Proto-GermanicfakąAn enclosed or defined space; division;...
6Proto-Indo-Europeanpeh₂ǵ-to attach

via German sprāche

StepLanguageWordMeaning
1Germansprāchelanguage body of words, and set of methods of combining them
2Middle High Germansprāche
3Old High Germansprāhha
4Proto-West Germanic*sprākuspeech, language

Words derived from “Fachsprache

Every word from Proto-Indo-European peh₂ǵ-
Fachsprache — Etymology, Origin & Word History | Etymology Explorer