saltpetre

/ ˌsɔːltˈpiːtə /

noun

1. another name for potassium nitrate
2. short for Chile saltpetre

Word History and Origins

Origin of saltpetre¹

C16: from Old French salpetre, from Latin sal petrae salt of rock

Example Sentences

Although there are veins of metal in Maranham, they have never been worked; but some saltpetre-works have been established there.

From Project Gutenberg

Thou who didst teach weak men and those who suffer To mix saltpetre and sulphur,Have pity on my long misery!

From Project Gutenberg

From Scotland would come all the saltpetre which would furnish the means of war to the fleets and armies of contending potentates.

From Project Gutenberg

Two ounces of raw sugar must be mixed with an ounce of common salt and half a spoonful of saltpetre.

From Project Gutenberg

Having moved our camp to a position north-westward of the town, we discovered a saltpetre manufactory for the use of the rebels.

From Project Gutenberg