Where does “quaternity” come from?

quaternity (English) comes from Latin quaternitas, from Latin quaternus, from Latin quater, from Latin quattŭor, from Portuguese quarto, from Old Portuguese quarto, from Latin quārtus, from Proto-Indo-European kʷeturtos — and.

quaternity (English): A group or set of four; The state of being four

Definitions

  1. A group or set of four; The state of being four

Ancestry of “quaternity”, step by step

StepLanguageWordMeaning
1Latinquaternitastetrad, group of four elements, foursome, quartet
2Latinquaternusfour each; four at a time
3Latinquaterfour times
4Latinquattŭorfour; 4
5Portuguesequartoordinal form of quatro; fourth; quarter; fourth;...
6Old Portuguesequartoquarter
7Latinquārtusfourth
8Proto-Indo-Europeankʷeturtos
9Proto-Indo-Europeankʷetwóresfour
10Proto-Indo-Europeankʷe-and
Every word from Proto-Indo-European kʷe-