Britain standard spelling of niter.

plural of nitre

Alternative form of nitro- used before a vowel.

That nitrates.

sodium nitrate

(obsolete) Potassium nitrate.

(obsolete) Nitric acid.

Nitrate of soda, so called because it crystallizes in cubes.

(pharmacy) An old-fashioned remedy, having ethyl nitrite as a main ingredient, that used to be available as an over the counter drug.

(organic chemistry) Any organic compound, the univalent nitrogen equivalent of a carbene, having general formula RN: