D defs.my
Entry 1 sense Webster, 1913

Nitroglycerin

/(nī`trō̇*glĭs"ẽr*ĭn)/ · Ni·tro·glyc·er·in · IPA /nˌaɪtroʊɡlˈɪsərən/
01 n. A liquid appearing like a heavy oil, colorless or yellowish, and consisting of a mixture of several glycerin salts of nitric acid, and henc…
  1. 1.
    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.(Chem.) Also: glycerin nitrate, trinitroglycerin, glyceryl trinitrate, glonion