Definition of "nitrum" [‖Ni•trum]

• Niter (noun)

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• "His word nitrum (from Latin from Greek nítron) continued on, along with nitre, as names for saltpeter (from sal petrae), i.e., potassium nitrate."
• "The name derives from the Latin nitrum and Greek nitron for "native soda" and genes for "forming" because of nitrogen's presence in potassium nitrate (KNO), so called salpeter or nitre or native soda."
• "“All green vegetables will be made emerald colored, if they are cooked with nitrum.”"