Where does “överslagsräkning” come from?

överslagsräkning (Swedish) comes from Swedish räkning, from Swedish räka, from Old Norse hrókr, from Old French roc, from Arabic رُخّ, from Persian رخ, from Middle Persian lhw', from Sanskrit रथ — to roll; wheel; to run, roll.

överslagsräkning (Swedish): rough calculation, approximation (usually by rounding numbers)

Definitions

  1. rough calculation, approximation (usually by rounding numbers)

Ancestry of “överslagsräkning”, step by step

överslagsräkning traces back through two separate lines of ancestry.

via Swedish räkning

StepLanguageWordMeaning
1Swedishräkningreckoning, counting, telling; a bill, an invoice,...
2Swedishräkaa shrimp, a prawn
3Old Norsehrókrrook; rook, castle
4Old Frenchrocrook
5Arabicرُخّ
6Persianرخrook; cheek; face
7Middle Persianlhw'rook, castle
8Sanskritरथchariot, car, especially a two-wheeled...
9Proto-Indo-IranianHrátʰaschariot
10Proto-Indo-EuropeanHrót-h₂-os
11Proto-Indo-EuropeanHret-to roll; wheel; to run, roll

via Dutch overslag

StepLanguageWordMeaning
1Dutchoverslagtransshipment, transloading
2Dutchoverslaanto reduce the frequency of; to skip, to omit from...
3Dutchoverover, above; over; remaining, left over
4Middle Dutchōverover, above
5Old Dutchover
6Proto-Germanic*obar
7Proto-Germanicuberover; over, above
8Proto-Indo-Europeanupérabove; over
9Proto-Indo-Europeanupóunder, below
10Proto-Indo-Europeanh₃ewp-
Every word from Proto-Indo-European Hret-Every word from Proto-Indo-European Hrót-h₂-osEvery word from Proto-Indo-Iranian Hrátʰas