Sans Serif: Describes typefaces that have the
same weight and thickness throughout.
Saturation: The density of a color.
Scaling: Determining the proper size of an
image to be reproduced.
Screen Angles: In lithography, when screens
overlap it is necessary to angle them at 45 degree angles in
order to produce a rosette pattern. The standard screen angles
are 45 degrees, 75 degrees, 90 degrees and 105 degrees.
Screen Ruling: The number of rows or dots per
inch in both directions. The most common line screens for process
color are 133lpi or 150lpi.
Serif: Short cross-lines appearing at the
ends of the main strokes of characters in a typeface.
Shadow: The darkest point on a halftone
image. It has the greatest density of ink.
Sharpen: The electronic way to alter the edge
contrast of an images elements.
Signature: The name given to a printed sheet
before it is folded. In stripping it is the name given to flats.
Soft Dot: When a dot is not reproduced
sharply. The edges are rough. If the dot has perfect shape it is
called a "hard dot".
Soft Proof: A proof that is viewed on a
computer monitor as opposed to a proof on a paper or other
Spectrum: The complete range of colors.
Spot Color: A specific single color that is
printed, as opposed to the same color that is reproduce via CMYK
Spread: In lithography, the use of exposure
to manipulate an original mask by enlarging it slightly so it
will trap properly to another color.
Stripping: In offset lithography, the
positioning of film on a flat.
SWOP: Specifications for Web Offset