Definitions for "Nitroglycerin"
A liquid appearing like a heavy oil, colorless or yellowish, and consisting of a mixture of several glycerin salts of nitric acid, and hence more properly called glycerin nitrate; also called trinitroglycerin and glyceryl trinitrate. It is made by the action of nitric acid on glycerin in the presence of sulphuric acid. It is extremely unstable and terribly explosive. A very dilute solution is used in medicine as a neurotic under the name of glonion.
A drug that helps relax and dilate arteries, often used to treat cardiac chest pain (angina).
A drug that acts to open up blood vessels and is used in the treatment of angina.