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Print Glossary

Listed below in our Print Glossary are the common terms used within the printing industry in everyday speak as well as a few definitions and explanations that will be of great help to you. If you ever wondered what is meant when a job 'bleeds' or when a 'dummy' is needed, then here is your chance to wise up on printers' jargon.

Click on the links below to view glossary terms


Five hundred sheets of paper


The printing of two or more plates in juxtaposition so that they complete a design if printed on the same side of the sheet or back up accurately if printed on opposite sides of the sheet

Register Marks

Marks placed in the same relative position on sets of printing plates so that when the marks are superimposed in printing the work falls into correct position; Cross-hair lines or marks on film, plates, and paper that guide strippers, platemakers, pressmen, and bindery personnel in processing a print order from start to finish


The number of dots per inch (dpi) in a computer-processed document. The level detail retained by a printed document increases with higher resolution


Red, Green, Blue. These colours make up an additive form of the four printing colours CMYK. RGB scans should always be converted to CMYK for correct output


Raster Image Processor. This is the technology that ensures that vector data is correctly processed by output devices; the process of making printing negatives from PostScript files created by desktop publishing software

Carbon Capture & Storage Association Federation of Small Businesses British Print Birmingham Chamber of Commerce Forest Stewardship Council Programme for the Endorsement of Forest Certification Heidelberg ISO 12647-2 Certification

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