- the form of potassium nitrate, KNO3, that occurs naturally, used in the manufacture of fireworks, fluxes, gunpowder, etc.; niter.
- Chile saltpeter.
Origin of saltpeter
Examples from the Web for saltpetre
Historical Examples of saltpetre
Lay the head into water one night, then drain it, salt it extremely well with common salt and saltpetre, and let it lie five days.
Gunpowder was also made with saltpetre and sulphur found in the country.In the Forbidden Land
Arnold Henry Savage Landor
This is principally due to the saltpetre with which it is impregnated.
What proportion of nitre does the saltpetre of the nitrate caves afford?James Cutbush
Edgar F. Smith
There was a smell in his nostrils like charring wool and saltpetre.The Dop Doctor
Clotilde Inez Mary Graves
Word Origin for saltpetre
- See potassium nitrate.