setoff
Ink that is unintentionally transferred from the printed substrate to the back of the sheet above it as the pieces are stacked in a pile. See also: offset.
silverprint
A photographic print with having a brown color. The paper used has been treated with silver chloride. See also: blueline; brownprint; Van dyke.
spectrum
All the colors of the rainbow created by passing sunlight or white light through a prism. See visible spectrum; white light.
specular gloss
See: gloss.
spline
See vectors.
spread
1. An image that covers two pages that face each other in a book or publication. Other terms: crossover; reader's spread. See also: breakacross.
2. Moving the edges of a line image outward a little to overlap a color. Other term: fatty. See also; bleed; choke; registration; trapping.
step tablet
See gray scale.
step wedge
See halftone step scale.
substrate
The material on which printed images or coatings are applied (e.g., cloth; film; foil; paper; etc.).