Recent Examples of saltpeter from the Web
Potash was also an important ingredient in saltpeter, which was in turn an ingredient in gunpowder–
Well, consider the scene where John Adams sings an explanation of the recipe for saltpeter to Abigail, to convince her to rally her friends to make some for the Continental Army.
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Origin and Etymology of saltpeter
First Known Use: 14th centurySee Words from the same year
SALTPETER Defined for English Language Learners
Definition of saltpeter for English Language Learners
: a white powder that exists naturally in some soils and that is used especially as a fertilizer, in medicine, and to make gunpowder
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