Gunpowder meaning

gŭnpoudər
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.
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An explosive mixture of saltpetre (potassium nitrate), charcoal and sulphur; formerly used in gunnery but now mostly used in fireworks.
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Any of various explosive powders used to propel projectiles from guns, especially a black mixture of potassium nitrate, charcoal, and sulfur.
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