nitroglycerin

[nahy-truh-glis-er-in] /ˌnaɪ trəˈglɪs ər ɪn/
noun, Chemistry, Pharmacology
1.
a colorless, thick, oily, flammable, highly explosive, slightly water-soluble liquid, C 3 H 5 N 3 O 9 , prepared from glycerol with nitric and sulfuric acids: used chiefly as a constituent of dynamite and other explosives, in rocket propellants, and in medicine as a vasodilator in the treatment of angina pectoris.
Also, nitroglycerine
[nahy-truh-glis-er-in, -uh-reen] /ˌnaɪ trəˈglɪs ər ɪn, -əˌrin/ (Show IPA).
Also called glonoin, glyceryl trinitrate, trinitroglycerin.
Origin
1855-60; nitro- + glycerin
Examples from the web for nitroglycerin
  • It was a clock bomb, rather crudely made but fueled by ten gallons of nitroglycerin.
  • nitroglycerin is a medicine that helps relax the blood vessels leading to the heart.
  • nitroglycerin decreases blood pressure and opens the blood vessels around the heart, increasing blood flow.
  • The pain usually occurs with activity or emotion, and goes away with rest or a medicine called nitroglycerin.
British Dictionary definitions for nitroglycerin

nitroglycerine

/ˌnaɪtrəʊˈɡlɪsəˌriːn/
noun
1.
a pale yellow viscous explosive liquid substance made from glycerol and nitric and sulphuric acids and used in explosives, and in medicine as a vasodilator. Formula: CH2NO3CHNO3CH2NO3 Also called trinitroglycerine
nitroglycerin in Medicine

nitroglycerin ni·tro·glyc·er·in or ni·tro·glyc·er·ine (nī'trō-glĭs'ər-ĭn, -trə-)
n.
A thick, pale yellow liquid that is explosive on concussion or exposure to sudden heat, used as a vasodilator in medicine.

nitroglycerin in Science
nitroglycerin
  (nī'trō-glĭs'ər-ĭn)   
A thick, pale-yellow, explosive liquid formed by treating glycerin with nitric and sulfuric acids. It is used to make dynamite and in medicine to dilate blood vessels. Chemical formula: C3H5N3O9.