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

  • abbr. cost per thousand
  • abbr. cycles per minute


Sorry, no etymologies found.



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  • Reminds me of cp/m, a forerunner of DOS which ran many early computers. It stood for "control program for microcomputers" but those of us forced to use it and try to understand it were convinced it meant "conspiracy to protect the ministry."

    September 26, 2008

  • cost per thousand

    September 26, 2008