[potassium nitrate] n (1885): a crystalline salt that occurs as a product of nitrification in arable soils, is a strong oxidizer, and is used esp. in making gunpowder, as a fertilizer, and in medicine
POTASSIUM NITRATE
Meaning of POTASSIUM NITRATE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012