Glossary

The PRINTING United Alliance Glossary serves as an excellent industry terminology resource. It is the language by which we all communicate. Without it, universal understanding would be impossible.

To keep our constituents well informed about changes to the increasingly complex industry terminology, PRINTING United Alliance has developed this glossary of terms. Definitions are for general reference only. Usage may vary between companies, individuals, or national and country customs. The information presented is as accurate as the authors and editors can ascertain and PRINTING United Alliance assumes no responsibility for the use of information presented herein.
  • Acceptance sampling
    The evaluation of a definite lot of material or printed product to determine its acceptability within quality standards.
  • Down-sampling
    The process of receiving data from another computer, server or system. The reduction in resolution of an image, necessitating a loss in detail.
  • Optical sampling rate
    The number of samples in pixels per inch that are taken by a scanner per linear distance, as determined by the CCD array, the optical system, and the motion of the carriage.
  • Oversampling
    Scanning at more than an optimum sampling rate. See also subsampling.
  • Resampling
    Changing the resolution of a bitmap file without altering its physical size.
  • Sampling
    The process of collecting statistical data or print samples from a production run for analysis.
  • Sampling rate
    The number of points of data, in pixels per inch, that are created by a scanner per linear distance; also refer to optical sampling rate.