1. a powerful explosive made from nitroglycerin, used especially in mining and demolition

Examples

• The miners used gelignite to blast through the rock face.
• Police found several sticks of gelignite in the abandoned warehouse.
• The demolition crew carefully placed gelignite charges around the building’s foundation.
• Gelignite is more stable than pure nitroglycerin but still requires careful handling.
• The quarry workers detonated the gelignite at precisely noon.
• Safety regulations require special training before handling gelignite.