alkali soil


alkali soil
/ˌælkəlaɪ ˈsɔɪl/ (say .alkuhluy 'soyl)

noun
any of various soils in poorly drained or arid regions, containing a large amount of soluble mineral salts (chiefly of sodium) which in dry weather appear on the surface as a (usually white) crust or powder.

Australian English dictionary. 2014.