The resistance to scratching of a surface of paper by other paper surfaces or other materials.
ABSORBENCY
Ability of a material to take up moisture
AC
Abbreviation for Author's Correction(s)
ACCORDION FOLD
Folding paper by bending each fold in the opposite direction of the previous fold creating a pleated or accordion effect.
ACETATE
Transparent or translucent plastic sheet material coming in a variety of colors, used as a basis for artwork and overlays.
ACRYLIC
A water-soluble polymer added to paints to make it tough and flexible after drying.
ACTINIC RAYS
Light exposure that affects chemical changes in paper.
ADDITIVE COLORS
In photographic reproduction, the primary colors of red, green and blue are mixed to form all other colors.
AERATE
Refers to a manual process in which an air stream is blown onto paper sheets to create a riffling effect that separates the sheets as they are fed to the printing press.
AGATE
A type size of 5 1
AGATE LINE
In newspaper classifieds, a measurement denoting 1^4-inch depth by one column width. There are 14 agate lines in one column inch.
AIR
Large white areas in a design layout
AIRBRUSH
Compressed air tool that dispenses a fine mist of paint or ink. It is used in illustration and photo retouching.
ALBION PRESS
Hand-operated printing press made of iron.
ALBUM PAPER
Wood pulp paper with an antique finish used for pages of photo albums.
ALBUMEN PLATE
Surface plate used in the lithography process. It has a photosensitive coating.
ALBUMIN PAPER
Coated paper used in photography. The coating is made of albumen (egg whites) and ammonium chloride.
ALIGNMENT
The position of type and or art materials as they are aligned on a horizontal or vertical line.
ALLEY
Random, coincidental path or a row of white space within a segment of copy.
