Where does “reikningur” come from?

reikningur (Icelandic) comes from Icelandic reikna, from Old Norse reikna, from Middle Low German rēkenen, from Old Saxon rekenōn, from Proto-Germanic rekanōną, from Proto-Indo-European h₃reǵ- — to straighten, to right oneself; right; just.

reikningur (Icelandic): mathematics, arithmetic; a bill, an invoice; an...

Definitions

  1. mathematics, arithmetic; a bill, an invoice; an...

Ancestry of “reikningur”, step by step

StepLanguageWordMeaning
1Icelandicreiknato calculate, to compute
2Old Norsereikna—
3Middle Low Germanrēkenen—
4Old Saxonrekenōn—
5Proto-Germanicrekanōnąto count; to explain
6Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just
Every word from Proto-Indo-European h₃reǵ- →Every word from Proto-Germanic rekanōną →Every word from Old Saxon rekenōn →
reikningur — Etymology, Origin & Word History | Etymology Explorer