Glossary of Printing Terms
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Saddle stitch: Binding a booklet or magazine with staples in the seam where it folds.

Scanner: Device used to make color separations, halftones, duo tones and tri tones. Also a device used to scan art, pictures or drawings in desktop publishing.

Score: A crease put on paper to help it fold better.

Screen angles: Frequently a desktop publishers nightmare. The angles at which halftone, duo tones, tri tones, and color separation printing films are placed to make them look right.

Self-cover: Using the same paper as the text for the cover.

Shadow: The darkest areas of a photograph.

Show-through: Printing on one side of a sheet that can be seen on the other side of the sheet.

Side guide: The mechanical register unit on a printing press that positions a sheet from the side.

Side stitch: Binding by stapling along one side of a sheet.

Signature: A sheet of printed pages which when folded become a part of a book or publication.

Silhouette halftone: A term used for an outline halftone.

Skid: A pallet used for a pile of cut sheets.

Specifications: A precise description of a print order.

Spine: The binding edge of a book or publication.

Split fountain: Putting more than one ink in a printing fountain to achieve special color affects.

Spoilage: Planned paper waste for all printing operations.

Spot varnish: Varnish used to hilight a specific part of the printed sheet.

Stamping: Term for foil stamping.

Stat: Term for inexpensive print of line copy or halftone.

Step-and-repeat: A procedure for placing the same image on plates in multiple places.

Stet: A proof mark meaning let the original copy stand.

Stock: The material to be printed.

Stripping: The positioning of film on a flat prior to platemaking.

Substance weight: A term of basis weight when referring to bond papers.

Substrate: Any surface on which printing is done.