gunpowder

noun

gun·​pow·​der ˈgən-ˌpau̇-dər How to pronounce gunpowder (audio)
: an explosive mixture of potassium nitrate, charcoal, and sulfur used in gunnery and blasting
broadly : any of various powders used in guns as propelling charges

Examples of gunpowder in a Sentence

Recent Examples on the Web
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The new study suggests that the ship probably sank from an explosion, which caused the shots stored near gunpowder to fly around and get flattened. Mrigakshi Dixit, Interesting Engineering, 23 Sep. 2025 The artist, known for his gunpowder paintings and outdoor pyrotechnic spectacles, was born in the southern Chinese city of Quanzhou but has been based in New York since the mid-90s. Chris Lau, CNN Money, 22 Sep. 2025 Cai, 67, who is known for his gunpowder paintings and pyrotechnics and ran the fireworks shows at the opening and closing ceremonies of the 2008 Beijing Olympics, also apologized. Peter Guo, NBC news, 22 Sep. 2025 The smell of gunpowder was in the air, which felt appropriate for her. Rob Sheffield, Rolling Stone, 4 Sep. 2025 See All Example Sentences for gunpowder

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of gunpowder was in the 15th century

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Cite this Entry

“Gunpowder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gunpowder. Accessed 30 Sep. 2025.

Kids Definition

gunpowder

noun
gun·​pow·​der -ˌpau̇d-ər How to pronounce gunpowder (audio)
: an explosive mixture used in guns and blasting

More from Merriam-Webster on gunpowder

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