white alkali
noun
Agriculture.
a whitish layer of mineral salts, especially sodium sulfate, sodium chloride, and magnesium sulfate, often occurring on top of soils where rainfall is low.
refined soda ash.
Words nearby white alkali
whitchurch-stouffville,
white,
white admiral,
white alder,
white alert,
white alkali,
white ant,
white area,
white as a sheet,
white ash,
white aspen
British Dictionary definitions for white alkali
white alkali
noun
refined sodium carbonate
any of several mineral salts, esp sodium sulphate, sodium chloride, and magnesium sulphate, that often appear on the surface of soils as a whitish layer in dry conditions