Where does “quadrātus” come from?
quadrātus (Latin) comes from Latin quadrō, 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.
Ancestry of “quadrātus”, step by step