scoparin|ˈskəʊpərɪn| Also -ine. [f. scoparium + -in.] A diuretic principle found in the common broom. 1850Stenhouse in Phil.Trans. CXLI. 422 This very impure jelly consisted chiefly of a crystalline yellow colouring matter (scoparine).1862Miller Elem.Chem., Org. (ed. 2) 479 Scoparin.