Glossary of Terms: O – P – Q
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Type of Paper |
| O | |
| Offset | A parallel lined paper that has a handmade look. |
| Offset printing | The most commonly used printing method, where the printed material does not receive ink directly from a printing plate but from an intermediary blanket that receives the ink from the plate and then transfers it to the paper. |
| Offset paper | A term for sometimes used for uncoated book paper. |
| Onionskin | A light bond paper used for typing and used with carbon paper because of its thinness. |
| Opacity | Quality of papers that defines its opaqueness or ability to prevent two-sided printing from showing through. |
| Opaque ink | Ink that completely covers any ink under itself. |
| Overlay proof | A process of proof-making whereby the color separations are individually exposed to light sensitive film. This film is then set in registration with a piece of white paper in the background. |
| Overprinting | Any printing that is done on an area that has already been printed. |
| Overrun | Quantities of sheets printed over the requested number of copies. |
| P | |
| Pagination | The numbering of individual pages in a multi-page document |
| Parchment | A hard finished paper that emulates animal skin used for documents, such as awards, that require writing by hand. |
| Parent sheet | A sheet that is larger than the cut stock of the same paper. |
| Perfect Binding | A binding process where the signatures of a book are held together by a flexible adhesive. |
| Perfecting press | A printing press that prints on both sides of a sheet in a single pass through the press. |
| Pica | A typesetting unit of measurement equaling 1/6th of an inch. |
| Picking | An occurrence in printing whereby the tack of ink pulls fibers or coating off the paper surface, leaving spots on the printed surface. |
| Plastic comb | A method of binding books whereby holes are drilled on the spine, and a plastic grasping device is inserted to hold the pages together. |
| PMS | The abbreviation of the Pantone Color Matching System. |
| Point | A measurement unit equal to 1/72 of an inch. 12 points to a pica, 72 points to an inch. |
| PostScript | A tradename of Adobe Systems, Inc. for its page description language. This language translates a digital file from an application into a language a compatible printer or other device can use to create its output. |
| PPI | Pages per inch. |
| Premium | Any paper that is considered better than grade #1 by its manufacturer. |
| Pressure- sensitive |
Self-adhesive paper covered by a backing sheet. |
| Process printing | A system where a color image is separated into different color values (cyan, magenta, yellow and black or CMYK) by the use of filters and screens and then transferred to printing plates and printed on a printing press, reproducing the original color image. |
| Progressive proofs | Any proofs made from the separate colors of a multi-color printing project. |
| Quark | Short for QuarkXPress, one of the primary computer applications used in graphic design. |
| > R | |
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Autumn Press
945 Camelia Street
Berkeley, CA 94710
tel 510-654-4545
fax 510.654.5160
info@autumnpress.com
Autumn Express
2071 Mission Street
San Francisco
CA 94110
tel 415-824-2222
