|a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.|
|the offspring of a zebra and a donkey.|
|nitroglycerine or nitroglycerin (ˌnaɪtrəʊˈɡlɪsəˌriːn, -ˈɡlɪsərɪn)|
|Also called: trinitroglycerine 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|
|nitroglycerin or nitroglycerin|
nitroglycerin ni·tro·glyc·er·in or ni·tro·glyc·er·ine (nī'trō-glĭs'ər-ĭn, -trə-)
A thick, pale yellow liquid that is explosive on concussion or exposure to sudden heat, used as a vasodilator in medicine.
|nitroglycerin (nī'trō-glĭs'ər-ĭn) Pronunciation Key
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.