WordNet (r) 3.0 (2006):
Nitrospan n 1: 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) [syn: nitroglycerin, nitroglycerine, trinitroglycerin, glyceryl trinitrate, Nitrospan, Nitrostat] 2: trade names for nitroglycerin used as a coronary vasodilator in the treatment of angina pectoris [syn: Nitrospan, Nitrostat]