• (n.) Either one of two asclepiadaceous shrubs (Calotropis gigantea, and C. procera), which furnish a strong and valuable fiber. The acrid milky juice is used medicinally.
Mu'dar noun [ Hind. madār .] (Botany) Either one of two asclepiadaceous shrubs ( Calotropis gigantea , and C. procera ), which furnish a strong and valuable fiber. The acrid milky juice is used medicinally. 
Mudar is a genus of Asiatic plants belonging to the family Asclepiadaceae.