English version

saltpetre in Chemistry topic

From Longman Dictionary of Contemporary Englishsaltpetresalt‧pe‧tre British English, saltpeter American English /ˌsɔːltˈpiːtə $ ˌsɒːltˈpiːtər/ noun [uncountable] 🔊 🔊 HCPMWa substance used in making gunpowder (=powder that causes explosions) and matches