Motets

found: New Grove dict. of mus. online, Apr. 3, 2002(One of the most important forms of polyphonic music from about 1220 to 1750; no single set of characteristics serves to define it generally, except in particular historical or regional contexts; after the 16th century has been defined as a sacred polyphonic composition with Latin text, which may or may not have colla voce or independent instrumental accompaniment.)