Saddle Stitch 

To bind by stapling sheets together where they fold at the spine, as compared to side stitch. Also called pamphlet stitch, saddle wire and stitch bind. 
 
Satin Finish 
Alternate term for dull finish on coated paper. 
 
Scale 
To identify the percent by which photographs or art should be enlarged or reduced to achieve, the correct size for printing. 
 
Scanner 
Electronic device used to scan an image. 
 
Score 
To compress paper along a straight line so it folds more easily and accurately is also called as crease. 
 
Screen Angles 
Angles at which screens intersect with the horizontal line of the press sheet. The common screen angles for separations are black 45 degree, magenta 75 degree, yellow 90 degree and cyan 105 degree. 
 
Screen Density 
Refers to the percentage of ink coverage that a screen tint allows to print. Also called screen percentage. 
 
Screen Printing 
Method of printing by using a squeegee to force ink through an assembly of mesh fabric and a stencil. 
 
Screen Ruling 
Number of rows or lines of dots per inch or centimeter in a screen for making a screen tint or halftone. Also called line count, ruling, screen frequency, screen size and screen value. 
 
Screen Tint 
Color created by dots instead of solid ink coverage. Also called Benday, fill pattern, screen tone, shading, tint and tone. 
 
Selective Binding 
Placing signatures or inserts in magazines or catalogs according to demographic or geographic guidelines. 
 
Self Cover 
Usually in the book arena, a publication not having a cover stock. A publication only using text stock throughout. 
 
Self Mailer 
A printed item independent of an envelope. A printed item capable of travel in the mailing arena independently. 
 
Separated Art 
Art with elements that print in the base color on one surface and elements that print in other colors on other surfaces. Also called pre separated art. 
 
Separations 
Usually in the four-color process arena, separate film holding qimages of one specific color per piece of film. Black, Cyan, Magenta and Yellow. Can also separate specific PMS colors through film. 
 
Serigraphic Printing 
Printing method whose image carriers are woven fabric, plastic or metal that allow ink to pass through some portions and block ink from passing through other portions. Serigraphic printing includes screen and mimeograph. 
 
Service Bureau 
Business using imagesetters to make high resolution printouts of files prepared on microcomputers. Also called output house and prep service. 
 
Setoff 
Undesirable transfer of wet ink from the top of one sheet to the underside of another as they lie in the delivery stack of a press also called as offset. 
 
Shade 
Hue made darker by the addition of black, as compared to tint. 
 
Shadows 
Darkest areas of a photograph or illustration, as compared to midtones and high-lights. 
 
Sheet-fed Press 
Press that prints sheets of paper, as compared to a web press. 
 
Sheet-wise 
Technique of printing one side of a sheet with one set of plates, then the other side of the sheet with a set of different plates is also called work and back. 
 
Shingling 
Allowance, made during paste-up or stripping, to compensate for creep. Creep is the problem; shingling is the solution is also called as stair stepping and progressive margins. 
 
Side stitch 
To bind by stapling through sheets along, one edge, as compared to saddle stitch is also called cleat stitch and side wire. 
 
Signature 
Printed sheet folded at least once, possibly many times, to become part of a book, magazine or other publication. 
 
Size 
Compound mixed with paper or fabric to make it stiffer and less able to absorb moisture. 
 
Slip Sheets 
Separate sheets (stock) independent from the original run positioned between the "printed run" for a variety of reasons. 
 
Soft Dots 
Halftones dots with halos. 
 
Solid 
Any area of the sheet receiving 100 percent ink coverage, as compared to a screen tint. 
 
Soy-based Inks 
Inks using vegetable oils instead of petroleum products as pigment vehicles, thus are easier on the environment. 
 
Specially Printer 
Printer whose equipment, supplies, work flow and marketing is targeted to a particular category of products. 
 
Specifications 
Complete and precise written description of features of a printing job such as type size and leading, paper grade and quantity, printing or binding method. Abbreviated specs. 
 
Spectrophotometer 
Instrument used to measure the index of refraction of color. 
 
Specular Highlight 
Highlight area with no printable dots, thus no detail, as compared to a diffuse highlight. Also called catchlight and dropout highlight. 
 
Spine 
Back or binding edge of a publication 
 
Spiral Bind 
To bind using a spiral of continuous wire or plastic looped through holes. Also called coil bind. 
 
Split Fountain 
Technique of putting ink colors next to each other in the same ink fountain and printing them off the same plate. Split fountains keep edges of colors distinct, as compared to rainbow fountains that blend edges. 
 
Split Run 
(1) Different images, such as advertisements, printed in different editions of a publication. 
(2) Printing of a book that has some copies bound one way and other copies bound another way. 
 
Spoilage 
Paper that, due to mistakes or accidents, must be thrown away instead of delivered printed to the customer, as compared to waste. 
 
Spot Color or Varnish 
One ink or varnish applied to portions of a sheet, as compared to flood or painted sheet. 
 
Spread 
(1) Two pages that face each other and are designed as one visual or production unit. 
(2) Technique of slightly enlarging the size of an image to accomplish a hairline trap with another image. Also called fatty. 
 
Standard Viewing Conditions 
Background of 60 percent neutral gray and light that measures 5000 degrees Kelvin the color of daylight on a bright day. Also called lighting standards. 
 
Stat 
Short for photostat, therefore a general term for an inexpensive photographic print of line copy or halftone. 
 
Statistical Process Control 
Method used by printers to ensure quality and delivery times specified by customers. Abbreviated SPC. 
 
Step and Repeat 
Prepress technique of exposing an image in a precise, multiple pattern to create a flat or plate. Images are said to be stepped across the film or plate. 
 
Stocking Paper 
Popular sizes, weights and colors of papers available for prompt delivery from a merchant's warehouse. 
 
Stock Order 
Order for paper that a mill or merchant sends to a printer from inventory at a warehouse as compared to a mill order. 

String Score 
Score created by pressing a string against paper, as compared to scoring using a metal edge. 
 
Strip 
To assemble images on film for platemaking. Stripping involves correcting flaws in film, assembling pieces of film into flats and ensuring that film and flats register correctly is also called as film assembly and image assembly. 
 
Substance Weight 
Alternate term for basis weight, usually referring to bond papers is also called as sub weight. 
 
Stumping (Blocking) 
In the book arena, hot die, foil or other means in creating an image on a case bound book. 
 
Substrate 
Any surface or material on which printing is done. 

Subtractive Color 
Color produced by light reflected from a surface, as compared to additive color. Subtractive color includes hues in color photos and colors created by inks on paper. 
 
Subtractive Primary Color 
Yellow, magenta and cyan. In the graphic arts, these are known as process colors because, along with black, they are the inks colors used in color-process printing. 
 
Supercalendered Paper 
Paper calendered using alternating chrome and fiber rollers to produce a smooth, thin sheet. Abbreviated SC paper. 
 
Surprint 
Taking an already printed matter and re-printing again on the same. 
 
Swash Book 
A book in a variety of forms, indicating specific stock in specific colors in a specific thickness. 
 
SWOP 
Abbreviation for specifications for web offset publications, specifications recommended for web printing of publications. 
 
 

 

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