Where does “tredjegradsekvation” come from?

tredjegradsekvation (Swedish) comes from Swedish tredje, from Old Swedish þriþi, from Old Norse þriði, from Proto-Germanic þridjô, from Proto-Indo-European tretyós, from Proto-Indo-European tr̥tyós, from Proto-Indo-European tréyes — three.

tredjegradsekvation (Swedish): a cubic equation

Definitions

  1. a cubic equation

Ancestry of “tredjegradsekvation”, step by step

tredjegradsekvation traces back through 3 separate lines of ancestry.

via Swedish tredje

StepLanguageWordMeaning
1Swedishtredjethird
2Old Swedishþriþithird
3Old Norseþriðithird
4Proto-Germanicþridjôthird
5Proto-Indo-Europeantretyós
6Proto-Indo-Europeantr̥tyósthird
7Proto-Indo-Europeantréyesthree

via Swedish grad

StepLanguageWordMeaning
1Swedishgraddegree (extent)
2Latingradusa step, pace; a stage, degree; a rank
3Proto-Italicgraðus
4Proto-Indo-Europeangʰradʰ-

via Swedish ekvation

StepLanguageWordMeaning
1Swedishekvationequation
Every word from Proto-Indo-European tréyesEvery word from Proto-Indo-European tr̥tyósEvery word from Proto-Indo-European tretyós