[1] : The Collaborative International Dictionary of English v.0.48

caliche \cali"che\ k.al=e"ch-e, n.
   1. a deposit of sand or clay on the surface containing
      crystallized salts such as sodium chloride or sodium
      nitrate; -- used especially of the sodium nitrate deposits
      of chile and peru. --rhud
      pjc

   2. a stratum of calcium carbonate in the soil of an arid or
      semiarid region.
      pjc

[2] : WordNet (r) 2.0

caliche
     n 1: crust or layer of hard subsoil encrusted with
          calcium-carbonate occurring in arid or semiarid regions
          syn: hardpan
     2: nitrate-bearing rock or gravel of the sodium nitrate
        deposits of chile and peru
see also:
hardpan 

Caliche >> C Words
Caliche, definition of term: Caliche
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