niter Meaning, Definition & Usage

  1. noun (KNO3) used especially as a fertilizer and explosive
    potassium nitrate; nitre; saltpetre; saltpeter.

WordNet

Ni"ter, Ni"tre noun (Also<
  • Niter
  • Nitre
)
Etymology
F. nitre, L. nitrum native soda, natron, Gr. cf. Ar. nitn, natrn natron. Cf. Natron.
Definitions
  1. (Chem.) A white crystalline semitransparent salt; potassium nitrate; saltpeter. See Saltpeter.
  2. (Chem.) Native sodium carbonate; natron. Obs.
    For though thou wash thee with niter, and take thee much soap, yet thine iniquity is marked before me. Jer. ii. 22.

Webster 1913