the layer in a soil profile below the B horizon and immediately above the bedrock, consisting chiefly of weathered, partially decomposed rock.
the layer of a soil profile immediately below the B horizon and above the bedrock, composed of weathered rock little affected by soil-forming processes
In ABC soil, the lowermost zone, consisting mainly of unconsolidated, weathered rock fragments. By comparison with the A and B horizons, the C horizon is relatively unaffected by the processes of soil formation and therefore does not exhibit as much internal layering.
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Central Intelligence Agency: the U.S. federal agency that coordinates governmental intelligence activities outside the United States. Company. Contemporary Examples Rand Paul and Ron Wyden, Drone Odd-Couple Eli Lake February 25, 2013 Whit Stillman on the 20th Anniversary of ‘Barcelona’, His New Amazon Series, and the Myth of the Ugly Expat Michael Weiss August 9, 2014 […]
Combat Information Center. Commander in Chief. Counterintelligence Corps.
Criminal Investigation Department of Scotland Yard. cubic-inch displacement: the displacement of an engine measured in cubic inches: My old car had a 302 c.i.d. engine.