Where does “biquadraticus” come from?

biquadraticus (Latin) comes from Latin quadraticus, from Latin quādrus, from Latin quattŭor, from Portuguese quarto, from Old Portuguese quarto, from Latin quārtus, from Proto-Indo-European kʷeturtos, from Proto-Indo-European kʷetwóres — and.

biquadraticus (Latin): biquadratic

Definitions

  1. biquadratic

Ancestry of “biquadraticus”, step by step

StepLanguageWordMeaning
1Latinquadraticusquadratic
2Latinquādrussquare
3Latinquattŭorfour; 4
4Portuguesequartoordinal form of quatro; fourth; quarter; fourth;...
5Old Portuguesequartoquarter
6Latinquārtusfourth
7Proto-Indo-Europeankʷeturtos—
8Proto-Indo-Europeankʷetwóresfour
9Proto-Indo-Europeankʷe-and
Every word from Proto-Indo-European kʷe- →Every word from Proto-Indo-European kʷetwóres →Every word from Proto-Indo-European kʷeturtos →