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Glossary of Terms - P
One side of a leaf in a publication.
In the book arena, the numbering of pages.
Sheet printed with ink edge to edge, as compared to spot color. The painted sheet refers to the final product, not the press sheet, and means that 100 percent coverage results from bleeds off all four sides.
One page of a brochure, such as one panel of a rack brochure. One panel is on one side of the paper. A letter-folded sheet has six panels, not three.
Method of folding. Two parallel folds to a sheet will produce 6 panels.
PDF (Portable Document Format)
An electronic image that preserves all the original graphic elements of a printed document - including fonts. You can view, navigate, print, or forward pdf documents electronically without compromising the original design. PDF files are perfect for the Web because the document doesn't change from platform to platform and the text is rendered before graphic images and hypertext links -yielding faster download times. Links, forms and navigation aids can be added to pdf files making them more interactive. Their small file size and simplicity also make them the perfect choice for e-mailing proofs or finished documents as well as for delivering documentation on a CD.
Proofreader mark meaning printer error and showing a mistake by a typesetter, prepress service or printer as compared to an error by the customer.
To bind sheets that have been ground at the spine and are held to the cover by glue. Also called adhesive bind, cut-back bind, glue bind, paper bind, patent bind, perfecting bind, soft bind and soft cover.
Press capable of printing both sides of the paper during a single pass. Also called duplex press and perfector.
Taking place on a press or a binder machine, creating a line of small dotted wholes for the purpose of tearing-off a part of a printed matter (usually straight lines, vertical or horizontal).
A unit of measure in the printing industry. A pica is approximately 0.166 in. There are 12 points to a pica.
Phenomenon of ink pulling bits of coating or fiber away from the surface of paper as it travels through the press, thus leaving unprinted spots in the image area.
Artwork, used in a previous job, to be incorporated in a current job.
Piece of paper, metal, plastic or rubber carrying an image to be reproduced using a printing press.
The computer operating system (i.e. Windows NT, Mac OS X etc.) and its associated hardware.
Color that the customer considers satisfactory even though it may not precisely match original samples, scenes or objects.
Obsolete reference to Pantone Matching System. The correct trade name of the colors in the Pantone Matching System is Pantone colors, not PMS Colors.
(1) Regarding paper, a unit of thickness equating 1/1000 inch.
(2) Regarding type, a unit of measure equaling 1/12 pica and .013875 inch (.351mm).
Postscript is a page description language that translates text and graphic images into instructions for the printer. Postscript developed by Adobe Systems, Inc. was a major turning point in computer imaging. Not to be confused with encapsulated postscript.
Camera work, color separations, stripping, platemaking and other prepress functions performed by the printer, prior to printing.
Any color proof made using ink jet, toner, dyes or overlays, as compared to a press proof printed using ink. Also called dry proof and off-press proof.
To print portions of sheets that will be used for later imprinting.
Event at which makeready sheets from the press are examined before authorizing full production to begin.
Proof made on press using the plates, ink and paper specified for the job. Also called strike off and trial proof.
Mechanicals made so they are imposed for printing, as compared to reader spreads.
Any process that transfers to paper or another substrate an image from an original such as a film negative or positive, electronic memory, stencil, die or plate.
Surface carrying an image to be printed. Quick printing uses paper or plastic plates; letterpress, engraving and commercial lithography use metal plates; flexography uses rubber or soft plastic plates. Gravure printing uses a cylinder. The screen printing is also called a plate.
Process Color (Inks)
The colors used for four-color process printing: yellow, magenta, cyan and black.
Test sheet made to reveal errors or flaws, predict results on press and record how a printing job is intended to appear when finished.
Protocal is an established method of exchanging data over the Internet (i.e. ftp, http).