Where does “quadrivium” come from?

quadrivium (Latin) comes 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.

quadrivium (Latin): a crossroads; place where four ways meet; the...

Definitions

a crossroads; place where four ways meet; the...

Ancestry of “quadrivium”, step by step

quadrivium traces back through two separate lines of ancestry.

via Latin quattŭor

Step	Language	Word	Meaning
1	Latin	quattŭor	four; 4
2	Portuguese	quarto	ordinal form of quatro; fourth; quarter; fourth;...
3	Old Portuguese	quarto	quarter
4	Latin	quārtus	fourth
5	Proto-Indo-European	kʷeturtos	—
6	Proto-Indo-European	kʷetwóres	four
7	Proto-Indo-European	kʷe-	and

via Latin viā

Step	Language	Word	Meaning
1	Latin	viā	road, street, path
2	Proto-Italic	*wiā	road
3	Proto-Indo-European	wih₁eh₂-	—
4	Proto-Indo-European	weyh₁-	to chase, pursue; to suppress, persecute

Words derived from “quadrivium”

Every word from Proto-Indo-European kʷe- →Every word from Proto-Indo-European kʷetwóres →Every word from Proto-Indo-European kʷeturtos →