quadrivial /kwɒdˈɹɪvi.əl/adjective 2noun 1forms 1 adjective2 •Having four ways meeting in a point.quadrivial streets — 1612 •Relating to the quadrivium.[…] but he took the greatest interest in the Quadrivial Curriculum, that is, mathematical science, on account of its intrinsic charms and the rigour of its demonstration. — 1893 noun1 •Any of the four "liberal arts" making up the quadrivium.Tryuyals, & quatryuyals, so sore now they appayre That Parrot the Popagay, hath pytye to beholde How the rest of good lernyng, is roufled vp & trold — 1521 formsquadrivials