Printing Partners Glossary of Terms
Printing Partners  Printing Partners Glossary of Terms
Printing experience
Every industry has a collection of words that are unique. The printing industry is no exception.
We have gathered a group of what we consider to be the most important terms in printing and finishing. Hopefully you will find this glossary useful.

The following definitions are offered to provide a common understanding for phrases such as “we’ll print your brochure 4/4 work/turn with satin aqueous coating.”

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The process of cleaning the rollers, form or plate, and sometimes the ink fountain of a printing press.

Waterless Plate
Printing plate with silicone rubber coating in non-image areas, that is printed on an offset press with dampening solutions.

Waterless Printing
In offset printing on a press using special waterless plates and no dampening system.

Impression of wet paper during manufacturing with an image that is visible when the finished paper is held up to the light..

A roll of paper used in web or rotary printing.

Web Tension
The amoutn of pull or tension applied in the direction of travel of a web of paper by the action of a web press.

Web-Fed Press
Press that prints paper fed from a roll rather than cut sheets.

Wet Trap Varnish
The process of printing a flood or spot varnish in-line on wet ink. Wet trapping allows for the most accurate registration.

A single word or part of a word on a line by itself, ending a paragraph, or starting a page frowned upon in good typography.

Wire Side
The side of a sheet next to the wire in manufacturing; opposite from felt or top side.

Wire-O Binding
A continous doulbe series of wire loops run thru punched slots along the binding size of a booklet.

With The Grain
Folding or feeding paper into a press with the grain of the paper paraller to teh blade of the folder or the axis of the impression cylinder

An illustration in lines of varying thickness, cut in relief on plank-grain wood, for the purpose of making prints by a relief printing method like letterpress.

Word Processor
A typewriter connected to a computerized recording medum to input, edit and output digital text data. Examples: Word Perfect or Pages.

Work and Back
Procedure in which a sheet is printed first on the front and then flipped and printed on the back with a different image. The gripper edge remains the same. Also referred to as sheetwise.

Work and Tumble
Procedure in which multiple images are printed on one side of a sheet and the sheet is “tumbled” from gripper to back and the second side is printed using the opposite gripper, but the same side guide and plate. The procedure saves plates and make-ready.

Work and Turn
Procedure in which multiple images are printed on one side of a sheet and the sheet is turned from left to right and the same image is printed on the second side using a common gripper and plate, but the opposite side guide. The procedure saves plates and make-ready.

WORM (Write One Read Many Times
A type of optical memory device.

Wove Paper
Paper having an uniform unlined serface and a soft smooth finish.

Wraparound Plate
In rotary letterpress, a thin one-piece relief plate which is wrapped around the press sylinder like an offset plate. Can be used for direct or offset printing.

Creases in the paper occurring during printing.

Writing Paper
Writing paper was originally a high-quality, watermarked paper associated with correspondence. Today it includes a wide range of qualities and uses, including 20# bond traditionally used for xerographic reproduction. The basic size for writing paper is 17 x 22.

Wrong Font
In proofreading the mark "WF" indicates a letter or figure of the wrong size or face.