KNO3 Used especially as a fertilizer and explosive.

synonyms: nitre, potassium nitrate, saltpeter, saltpetre.

Roget 392: pungency, piquance, piquancy, poignancy haut-gout, strong taste, twang, race.    sharpness etc. adj.; acrimony; roughness etc. (sour) 392; unsavoriness etc. 395.    mustard, cayenne, caviare; seasoning etc. (condiment) 393; niter, saltpeter, brine (saltiness) 392.1; carbonate of ammonia; sal ammoniac^†, sal volatile, smelling salts; hartshorn (acridity) 401.1. dram, cordial, nip.    nicotine, tobacco, snuff, quid, smoke; segar^†; cigar, cigarette; weed; fragrant weed, Indian weed; Cavendish, fid^†, negro head, old soldier, rappee^†, stogy^†.    ... show more

Roget 392a: saltiness.    niter, saltpeter, brine.   

Dutch: salpeter, kaliumnitraat
Polish: saletra