A heavy yellow poisonous oily explosive liquid obtained by nitrating glycerol; used in making explosives and medically as a vasodilator (trade names Nitrospan and Nitrostat) WordNet 3.0 & Open English WordNet

Nitroglycerin, also, known as trinitroglycerin, nitro, glyceryl trinitrate, or 1,2,3-trinitroxypropane, is a dense, colorless, oily, explosive liquid most commonly produced by nitrating glycerol with white fuming nitric acid under conditions appropriate to the formation of the nitric acid ester. Wikipedia

A chemical used in demolition as dynamite and in medicine as a vasodilator Wikipedia Disambiguation

Chemical compound Wikidata

The compound glyceryl-tri-nitrate or 1,2,3 tri-nitrooxy propane; the ester of glycerol with nitric acid; prepared by the careful addition of a mixture of nitric and sulphuric acids to glycerol with constant stirring and cooling; it is a thick, pale yellow liquid, that is highly explosive on concussion or on exposure to sudden heat; it is used in medicine as a vasodilator, and as an explosive in the form of dynamite which is safe to handle. Wiktionary

The compound glyceryl-tri-nitrate. Wiktionary (translation)

Nitroglycerine. Wiktionary