quadrivium

n.

（中世纪的）四门学科（指算术、几何、天文、音乐）；

复数：quadrivia

El cero, punto de encuentro [Texto impreso]: proyecto interdisciplinar para la animación a la lectura y la educación en valores
Quadrivium
The Quadrivium of Online Public Consultation: Policy, Culture, Resources, Technology
Martianus Capella and the Seven Liberal Arts, Vol. 1: The Quadrivium of Martianus Capella: Latin Traditions in the Mathematical Scie...
Music and the Quadrivium in Early Tudor England
A New Trivium and Quadrivium
Quadrivium de Georges Pachymère
Theory of ratios in Nicomachus' Arithmetica and series of arithmetical problems in Pachymeres' Quadrivium : Reflections about a poss...
O quadrivium (1996)
Quadrivium: The Four Classical Liberal Arts of Number, Geometry, Music, & Cosmology