C C91101 NCPDP MeasurementUnitCode Terminology C49668 Centimeter Centimeter A basic unit of length in the former CGS version of metric system, equal to one hundredth of a meter or approximately 0.393 700 787 inch. C C91101 NCPDP MeasurementUnitCode Terminology C48531 Pound Pound The traditional unit of mass. By international agreement, one avoirdupois pound is equal to exactly 0.453 592 37 kilogram, 16 ounces, or 1.215 28 troy pounds. C C89510 NCPDP QuantityUnitOfMeasure Terminology C48531 Pound Pound The traditional unit of mass. By international agreement, one avoirdupois pound is equal to exactly 0.453 592 37 kilogram, 16 ounces, or 1.215 28 troy pounds.