a white, crystalline, water-insoluble, explosive solid, C 5 H 8 N 4 O 1 2 , used chiefly as a high explosive and as a vasodilator in treating angina pectoris.
a white, crystalline, water-insoluble, explosive solid, C 5 H 8 N 4 O 1 2 , used chiefly as a high explosive and as a vasodilator in treating angina pectoris.