[′seb·kə] (geology) A geologic feature, in North Africa, which is a smooth, flat, plain usually high in salt; after a rain the plain may become a marsh or a shallow lake until the water evaporates. Also known as sabkha; sebcha; sebka; sibjet.
Sebkha
a term used in the Sahara for a landlocked plain having no outlet and covered with solonchaks.