English noun: caliche | |||
1. | caliche (substance) crust or layer of hard subsoil encrusted with calcium-carbonate occurring in arid or semiarid regions | ||
Synonyms | hardpan | ||
Broader (hypernym) | dirt, soil | ||
2. | caliche (substance) nitrate-bearing rock or gravel of the sodium nitrate deposits of Chile and Peru | ||
Broader (hypernym) | rock, stone | ||