Definitions for saltpeterˌsɔltˈpi tər
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Random House Webster's College Dictionary
salt•pe•terˌsɔltˈpi tər(n.)
or salt•pe•tre
naturally occurring potassium nitrate, used in making fireworks, gunpowder, etc.; niter.
Category: Chemistry
Origin of saltpeter:
1275–1325; < ML salpetra, lit., salt of rock
Princeton's WordNet
potassium nitrate, saltpeter, saltpetre, niter, nitre(noun)
(KNO3) used especially as a fertilizer and explosive
Webster Dictionary
Saltpeter(noun)
alt. of Saltpetre
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