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.

Source: Webster's Revised Unabridged Dictionary (1913)