1. Plural of gunpowder; explosive powders used in firearms, cannons, and fireworks, typically made from a mixture of saltpeter, charcoal, and sulfur.
Usage: Countable noun when referring to different types or batches; uncountable when referring to the substance in general.

Examples

• The museum displayed samples of different gunpowders used throughout history.
• Early gunpowders were less stable and more difficult to store than modern formulations.
• Fireworks manufacturers carefully measure gunpowders to create the desired effects.
• The invention of gunpowders revolutionized warfare in medieval times.
• Different gunpowders produce varying levels of force and burn rates.
• Historical records document how gunpowders were transported and traded along ancient routes.