Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A mineral deposit rich in sodium nitrate occurring naturally in Chile, Peru, and the southwest United States, and used as fertilizer, in explosives, and as a raw material for manufacturing nitric acid.
  • noun The accretions of calcium carbonate in soil.

from The Century Dictionary.

  • noun The local South American name of the native impure nitrate of soda (Chili saltpeter), of much importance in the commerce of South America.

from the GNU version of the Collaborative International Dictionary of English.

  • noun 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.
  • noun a stratum of calcium carbonate in the soil of an arid or semiarid region.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun mineralogy A crude form of sodium nitrate from South America; used as a fertilizer.
  • noun A layer of hard clay subsoil; hardpan.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun nitrate-bearing rock or gravel of the sodium nitrate deposits of Chile and Peru
  • noun crust or layer of hard subsoil encrusted with calcium-carbonate occurring in arid or semiarid regions

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[American Spanish, from Spanish, pebble in a brick, flake of lime, from cal, lime, from Latin calx, calc-, lime; see calx.]

Examples

  • The term caliche is Spanish and is originally from the Latin calx, meaning lime.

    WN.com - Business News

  • The term caliche is Spanish and is originally from the Latin calx, meaning lime.

    WN.com - Business News

  • The term caliche is Spanish and is originally from the Latin calx, meaning lime.

    WN.com - Business News

  • In alkaline soils of arid and semiarid areas a white, nonporous layer composed mainly of calcium carbonate and known as caliche, can form in this horizon, and if it is too close to the surface it may cause problems with root growth and drainage (Box 9.3).

    5. How plants live and grow

  • There is also a thick layer of hard clay, known as caliche, that allows the heavy planes to be stored on the desert without a concrete pad or steel for parking.

    The MotorSportsNews.Net(work)

  • There is also a thick layer of hard clay, known as caliche, that allows the heavy planes to be stored on the desert without a concrete pad or steel for parking.

    The MotorSportsNews.Net(work)

  • There is also a thick layer of hard clay, known as caliche, that allows the heavy planes to be stored on the desert without a concrete pad or steel for parking.

    The MotorSportsNews.Net(work)

  • There is also a thick layer of hard clay, known as caliche, that allows the heavy planes to be stored on the desert without a concrete pad or steel for parking.

    The MotorSportsNews.Net(work)

  • It contains calcareous matter; the sandy soil grades down to a thick arenaceous "caliche" which is a layer of sand cemented into a limestone by interstitial deposition of calcium carbonate.

    Western Gulf coastal grasslands

  • In the desert Daniel glides over rocky caliche and scrub brush.

    An Ugly Man

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