- a colorless, thick, oily, flammable, highly explosive, slightly water-soluble liquid, C3H5N3O9, 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 ni·tro·glyc·er·ine [nahy-truh-glis-er-in, -uh-reen] /ˌnaɪ trəˈglɪs ər ɪn, -əˌrin/.
Origin of nitroglycerin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for nitroglycerine
Naturally, the nitroglycerine had to be transported from where it was made to where it was to be used.Anchorite
The little word seemed to have the explosive force of nitroglycerine.A Son of the Immortals
It was an injudicious mixture of gun-cotton, nitroglycerine or what not.Italian Highways and Byways from a Motor Car
Wobanguli's speech had all the elements of nitroglycerine, he realized.The Argus Pheasant
John Charles Beecham
For ballistite the nitrocellulose is beaten up with nitroglycerine in water.The New Gresham Encyclopedia
- 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: CH 2 NO 3 CHNO 3 CH 2 NO 3Also called: trinitroglycerine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for nitroglycerine
Online Etymology Dictionary, © 2010 Douglas Harper
- A thick, pale yellow liquid that is explosive on concussion or exposure to sudden heat, used as a vasodilator in medicine.
- 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.
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