ni·tro·glyc·er·in also ni·tro·glyc·er·ine (nītrō-glĭsər-ĭn, -trə-)
n.
A thick, pale yellow liquid, C₃H₅N₃O₉, that is explosive on concussion or exposure to sudden heat. It is used in the production of dynamite and blasting gelatin and as a vasodilator in medicine.

[TahlilGaran] American Dictionary ▲