- an explosive powder, esp. a blackish mixture of sulfur, potassium nitrate, and charcoal, used as a charge in cartridges, shells, etc., for blasting, in fireworks, etc.
- gunpowder tea
Any of various explosive powders used to propel projectiles from guns, especially a black mixture of potassium nitrate, charcoal, and sulfur.
(countable and uncountable, plural gunpowders)
- Gunpowders refers to multiple formulations for the uncountable not gunpowder.
- "So you want to smell gunpowder?" he said to Pierre.
- "It may be treachery," said Prince Andrew, vividly imagining the gray overcoats, wounds, the smoke of gunpowder, the sounds of firing, and the glory that awaited him.
- Its principal manufactures are gunpowder, carpets, brick, cotton press machinery, and coffin hardware.
- Some houses were at once blown up by gunpowder, and thus the fire was finally mastered.
- A great change has come over interior ballistics in recent years, as the old black gunpowder has been abandoned in artillery after holding the field for six hundred years.