PAP Security Printing, Inc. November 19, 2008
PAP Security Printing, Inc.






Need to know the meaning of a word used by printers? Just click on the letters below to scroll down to the beginning letter of the word you want.



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Artwork: drawings, photographs, paintings, etc. used to illustrate printed materials.

Author’s Alterations (A. A.’s): a client’s change(s) or correction(s) at the proof stage that are not due to printer’s error(s); this type of change(s) or correction(s) are chargeable to the customer


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Basis Weight: weight (in pounds) of 500 sheets of paper.

Binding: methods of combining the printed sections together under one cover.

BIT Map: image produced in a paint program or by scanning the image.

Blanket: the covering on a rotating offset press cylinder that places the print image on paper.

Bleed: a printed image that runs over the edges of a page.

Blueline: a proof printed on photographic, light-sensitive paper used to check accuracy before the print job is sent to press.

Burn: exposing print plates to light through negatives.


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Camera Ready: material given to printer that can be output directly to negatives with no changes or adjustments needed.

CMYK: the colors cyan, magenta, yellow and black. These four colors are combined in process color printing to make all other colors.

Collate: to assemble section of printed work into a complete book for binding or a packet.

Column Gutter: the space between columns of type on the page.

Copy: text, photographs and artwork to be prepared for printing.

Crop Marks: marks placed on a photograph or illustration to designate which portion of the artwork is to be printed.

Cutting Die: blades or sharp edges used to cut paper on a printing press.


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Die Cutting: the process of making custom cuts on printed materials.

Dingbats: symbols used in copy. (ie. arrows, bullets, checkmarks, etc.)

Duotone: a process that prints two-color reproduction from a monochrome original.


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Electronic Prepress: preparing text, artwork, and photographs in a digital format for reproduction by printing.

Embossing: a process completed after printing to stamp (raised of depressed) an image or text into the paper.

Emulsion: the photo/light sensitive side of a press negative.

Estimate: a price provided to the customer based on the specifications for the job given to the printer by the customer. This price may vary due to specification changes by the customer, final overrun quantities when printing, etc. and should not be considered the final cost of the job.


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Foil Stamping: the process of applying a foil image to printed material using a die.

Flush: even with (ie. The text is flush left when the left margins line up together.)

Folder: the machine used to fold printed material.

Folio: printed page number(s).

Font: a typeface used in printed material (ie. Times New Roman, Arial, Bookman, etc.).

Four-Color Process: the process of using cyan, magenta, yellow and black to produce full-color printed materials.


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Gather: to collect or collate sections into single copies complete for binding or stitching

Graduated Screen: an image where the dots that make-up the image range from one density to another density.


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Halftone: photographic process that converts a continuous tone photograph into a series of varied size dots.

Hickeys: spots or imperfections in printed material caused by foreign matter in the printing press.


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Imposition: placing pages in correct order so they print correctly on press and are in the right order when the printed sheets are folded.

Impression: actual print made on each piece of paper.

Inserts: extra printed pages inserted loosely (not bound) into a piece after printing.


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Justified: text typeset flush to the left and the right margin.


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Kerning: the process of removing space between typed characters.


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Leading: the vertical space between lines of type.

Line Copy: artwork or text with no graduation in tone and can be reproduced without using a halftone screen.


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M: abbreviation for 1,000 quantity.

Make-Ready: final adjustment of press plates, paper, etc. on the press.

Mark-Up: marking of typesetting specifications on copy for typesetter to follow.

Metallic Ink: ink manufactured with metal to give appearance of gold, silver, copper, etc.

Moiré: an undesirable pattern on halftones caused by improper alignment of halftone screens.

M-Weight: weight of 1,000 sheets of paper.


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Negative: high contrast film used to burn the printing plate.


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Offset Printing: method of printing where a plate attached to a cylinder transfers an ink image to an offset roller, which transfers the image to stock (paper).

Opacity: property of paper that limits show through.

Overrun: additional printing above ordered quantities usually due to not being able to stop presses on exact quantities.


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PMS: Pantone Matching System; standardized system where each ink color has an assigned number and standard formula for mixing the ink color.

Perfect Binding: bookbinding technique in which pages are glued (not sewn) to the cover.

Perforating: punching of small holes or slits to facilitate tearing along a desired line.

PICA: a typographical unit of measure equal to 12 points.

Plate: in offset printing, a metal, plastic or paper sheet attached to a rotating press cylinder and carrying the image to be printed.

Point: the smallest typographical unit of measure. 72 points = 1 inch and 12 points = 1 pica

Press Proof: actual press sheets to show image, tone values, color and imposition of press-plate.

Process Color: printing using Cyan, Magenta, Yellow and Black (CMYK) to print all other colors.


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Ream: 500 sheets of paper of the same size.

Register: exact and consistent placement of the image on the printed page.

Registration Marks: crosses and circles applied to original copy to assist the press operator in aligning multi-color jobs.

Reverse: white type on a black background.


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Saddle Stitch: attaching pages together (binding) by metal staples in the spine of the booklet.

Scaling: proportionally changing the size of an image.

Scoring: to press a mark into paper to make folding easier.

Screen: sheet of film having lines or other pattern.

Self Cover: using the same paper stock for the cover as for all of the inside pages of a booklet.

Sheet Fed Offset Printing: offset printing where individual sheets of paper are fed into the press.

Side Stitch: a metal staple on the side of a booklet used to hold the pages together.

Solid: area completely covered with ink or the use of 100% (no screen) of a color.

Spine: bound edge of a book or booklet.

Spot Color: small area printed in a second color.

Stock: unprinted paper.

Stripping: positioning of negatives before printing plates are made.


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Thermography: raised printing produced by heating a powder that adheres to wet printing ink.

Typeface: a single style of type design.


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Varnish: clear shiny ink used to add gloss to printed materials.

Vignette: faded to white.


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Watermark: a subtle image placed on the paper during manufacture of the paper.

Web Offset Printing: offset printing where the paper is fed into the press from a continuous roll.



©2008 PAP Security Printing, Inc. All rights reserved. • Greenfield Corporate Center • 1813 Colonial Village Lane • Lancaster, PA 17601
(717) 399-3333 • FAX: (717) 394-3333 • email: mrobinson@papsecurity.com