Where does “quadword” come from?

quadword (English) comes from English quad-, from English quadri-, from Latin quattŭor, from Portuguese quarto, from Old Portuguese quarto, from Latin quārtus, from Proto-Indo-European kʷeturtos, from Proto-Indo-European kʷetwóres — and.

quadword (English): A numerical value of four times the magnitude of...

Definitions

  1. A numerical value of four times the magnitude of...

Ancestry of “quadword”, step by step

StepLanguageWordMeaning
1Englishquad-Involving four elements
2Englishquadri-API; Four
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 kʷetwóresEvery word from Proto-Indo-European kʷeturtos