·add. ·noun Earth from which unburnt bricks are made.
II. Adobe ·noun An unburnt brick dried in the sun; also used as an adjective, as, an adobe house, in Texas or New Mexico.
III. Adobe ·add. ·noun Alluvial and playa clays of desert and arid regions, differing from ordinary clays of humid regions in containing carbonates and other soluble minerals.