The Collaborative International Dictionary of English v.0.48:

Maggiore \Mag`gio"re\ (m[aum]d`j[=o]"r[asl]), a. [It., from L.
   major, compar. of magnus great. See Major.] (Mus.)
   Greater, in respect to scales, intervals, etc., when used in
   opposition to minor; major. --Moore (Encyc. of Music).
   [1913 Webster]