Where does “Quadrant” come from?

Quadrant (German) comes from Latin quadrans, from Latin quattŭor, from Portuguese quarto, from Old Portuguese quarto, from Latin quārtus, from Proto-Indo-European kʷeturtos, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.

Quadrant (German): quadrant (region of the Cartesian plane)

Definitions

  1. quadrant (region of the Cartesian plane)

Ancestry of “Quadrant”, step by step

StepLanguageWordMeaning
1LatinquadransA fourth part of something, quarter, farthing;...
2Latinquattŭorfour; 4
3Portuguesequartoordinal form of quatro; fourth; quarter; fourth;...
4Old Portuguesequartoquarter
5Latinquārtusfourth
6Proto-Indo-Europeankʷeturtos
7Proto-Indo-Europeankʷetwóresfour
8Proto-Indo-Europeankʷe-and
Every word from Proto-Indo-European kʷe-