Meaning of quadrivium

quad•riv•i•um

Pronunciation: (kwo-driv'ē-um), [key]
— pl. quad•riv•i•a
  1. (during the Middle Ages) the more advanced division of the seven liberal arts, comprising arithmetic, geometry, astronomy, and music. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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