One important key to success in any technical rate is the language associated
with it. Learn the glossary as an integral part of your learning process. Use the
terms other professionals are using in your field.
ACCENT LIGHT A light that highlights or emphasizes the subject in a
ACETATE Tough, transparent, or semitransparent sheets available in
various thicknesses used as overlays in color separation, friskets in retouching,
eels for animated drawings, and displays. Treated acetate readily accepts ink
ACHROMATIC Black, white, and the grays in between.
ACRYLIC PAINTS See POLYMER.
ACTINIC LIGHT The short waves of the light spectrum (green, blue, and
ultraviolet) that cause chemical changes in light-sensitive photographic
ACTION LINES Extra lines drawn around or following a cartoon figure or
object to emphasize motion.
ACTIVATOR The solution or chemical that starts the reaction of the
developing agent in a photosensitized emulsion.
ADDITIVE PROCESS A process that produces white light by starting with
darkness and combining colored light.
ADHESIVE (1) A gelatin or casein used as a binder in pigment; (2) A
chemical compound used as a glue.
Continued on next page