saltpeter

salt·pe·ter

noun \ˈsȯlt-ˈpē-tər\

Definition of SALTPETER

1

: potassium nitrate

2

: sodium nitrate

Origin of SALTPETER

Middle English salt petre, alteration of salpetre, from Medieval Latin sal petrae, literally, salt of the rock

First Known Use: 14th century

Other Chemical Engineering Terms

alkali, cation, decant, hygroscopic, isotope, oxidize, slurry, solute, viscous

Rhymes with SALTPETER

ammeter, anteater, bee-eater, beefeater, blue peter, Demeter, depleter, drumbeater, eggbeater, excreter, fire-eater, flowmeter, heat treater, light meter, long meter, Main Streeter, maltreater, man-eater, ohmmeter, preheater, propraetor, quartz heater, ratemeter, repeater, retreater, secretor, seedeater, space heater, toadeater, voltmeter, Wall Streeter, wattmeter, world-beater