saltpeter
Americannoun
-
the form of potassium nitrate, KNO 3 , that occurs naturally, used in the manufacture of fireworks, fluxes, gunpowder, etc.; niter.
Etymology
Origin of saltpeter
1275–1325; earlier salt peter; replacing Middle English sal peter, salpetre < Medieval Latin salpetrē, for Latin sal petrae salt of rock, so called because it commonly encrusts stones
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Tultepec was one of the first places that began to produce gunpowder in Mexico during the colonial period, because of the town’s abundant supply of saltpeter, a key ingredient.
From Seattle Times ● Mar. 9, 2024
He was perhaps the world’s leading expert on the history of mining for saltpeter, a primary ingredient in gunpowder, which in the 19th century was often harvested from caves.
From New York Times ● Dec. 16, 2022
The addition of steel or cast-iron shavings to the saltpeter made them sparkle.
From Salon ● Jul. 13, 2021
The mummified remains of some of these earliest explorers, estimated to be 4,000 to 5,000 years old, drew many tourists to Mammoth Cave in the early 1800s, after commercial saltpeter mining ended there.
From Washington Post ● Sep. 26, 2019
At the table we discussed whether there was any saltpeter in the mashed potatoes.
From "A Separate Peace" by John Knowles
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