Word Study
saltpeter
CIDE DICTIONARY
saltpeter, n. [F. salpêtre, NL. sal petrae, literally, rock salt, or stone salt; so called because it exudes from rocks or walls. See Salt, and Petrify.].
Potassium nitrate; niter; a white crystalline substance, KNO3 , having a cooling saline taste, obtained by leaching from certain soils in which it is produced by the process of nitrification (see Nitrification, 2). It is a strong oxidizer, is the chief constituent of gunpowder, and is also used as an antiseptic in curing meat, and in medicine as a diuretic, diaphoretic, and refrigerant. [1913 Webster]
ROGET THESAURUS
saltpeter
Pungency
N pungency, piquance, piquancy, poignancy haut-gout, strong taste, twang, race, sharpness, acrimony, roughness, unsavoriness, mustard, cayenne, caviare, seasoning, niter, saltpeter, brine (saltiness), carbonate of ammonia, sal ammoniac, sal volatile, smelling salts, hartshorn (acridity), dram, cordial, nip, nicotine, tobacco, snuff, quid, smoke, segar, cigar, cigarette, weed, fragrant weed, Indian weed, Cavendish, fid, negro head, old soldier, rappee, stogy, pungent, strong, high-, full-flavored, high-tasted, high-seasoned, gamy, sharp, stinging, rough, piquant, racy, biting, mordant, spicy, seasoned, hot, hot as pepper, peppery, vellicating, escharotic, meracious, acrid, acrimonious, bitter, rough, unsavory.Saltiness
N saltiness, niter, saltpeter, brine, salty, salt, saline, brackish, briny, salty as brine, salty as a herring, salty as Lot's wife, salty, racy (indecent), take it with a grain of salt.For further exploring for "saltpeter" in Webster Dictionary Online