ma·zur·ka 
(mə-zûrkə, -zr-)
(mə-zûrkə, -zr-)n.
1. A Polish dance resembling the polka, usually in 3/4 or 3/8 time with the second beat heavily accented, and frequently adopted as a ballet form.
2. The music for this dance.
[Russian, possibly from Polish (tańczyć) mazurka, (to dance) the mazurka, accusative of mazurek, dance of the Mazovians, from diminutive of Mazur, person from Mazovia, a historical region of eastern Poland.]