Where does “Rechenschieber” come from?

Rechenschieber (German) comes from German Schieber, from German -er, from Old High German -āri, from Proto-West Germanic -ārī, from Proto-Germanic -ārijaz, from Latin -ārius, from Proto-Italic *-āzios — Forms relational adjectives to nouns (and rarely numerals).

Rechenschieber (German): slide rule

Definitions

  1. slide rule

Ancestry of “Rechenschieber”, step by step

Rechenschieber traces back through two separate lines of ancestry.

via German Schieber

StepLanguageWordMeaning
1GermanSchieberblack marketeer, profiteer
2German-erForms agent nouns etc. from verbs, suffixed to...
3Old High German-āriused to form agent nouns
4Proto-West Germanic-ārī-er
5Proto-Germanic-ārijaz-er
6Latin-āriuser
7Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)

via German rechnen

StepLanguageWordMeaning
1Germanrechnento count, reckon, calculate, compute; to expect
2Middle High Germanrechenen
3Old High Germanrehhanōn
4Proto-Germanicrekanōnąto count; to explain
5Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just
Every word from Proto-Italic *-āzios
Rechenschieber — Etymology, Origin & Word History | Etymology Explorer