Source : Webster's Revised Unabridged Dictionary (1913)

Nitrite \Ni"trite\, n. [Cf. F. nitrite. See {Niter}.] (Chem.)
   A salt of nitrous acid.

   {Amyl nitrite}, a yellow oily volatile liquid, used in
      medicine as a depressant and a vaso-dilator. Its
      inhalation produces an instantaneous flushing of the face.

Amyl nitrite \Amyl nitrite\
   A yellowish oily volatile liquid, {C5H11NO2}, used in
   medicine as a heart stimulant and a vasodilator. The
   inhalation of its vapor instantly produces flushing of the
   face.