A transparent sheet placed over originals or artwork, allowing the
designer to write instructions and\or indicate a second color for
Acid-free Paper -
Paper made from pulp containing little or no acid so it resists deterioration
from age. Also called alkaline paper, archival paper, neutral pH paper,
permanent paper and thesis paper.
Acid Resist -
An acid-proof protective coating applied to metal plates prior to etching.
Additive Color -
Color produced by light falling onto a surface, as compared to subtractive
color. The additive primary colors are red, green and blue.
A4 Paper -
ISO paper size 210 x 297mm used for Letterhead.
Against the Grain - At right angles to the
grain direction of the paper being used, as compared to with the grain.
Also called across the grain and cross grain. See also Grain Direction.
Pen-shaped tool that sprays a fine mist of ink or paint to retouch
photos and create continuous-tone illustrations.
Any change made by the customer after copy or artwork has been given
to the service bureau, separator or printer. The change could be in
copy, specifications or both. Also called AA, author alteration and
Anodized Plate - An offset printing plate having a treated surface in order to reduce
wear for extended use.
Anti-offset Powder - Fine powder lightly
sprayed over the printed surface of coated paper as sheets leave a
press. Also called dust, offset powder, powder and spray powder.
Antique Paper - Roughest finish offered on
Aqueous Coating -
Coating in a water base and applied like ink by a printing press to
protect and enhance the printing underneath.
Artwork - All original copy, including type, photos
and illustrations, intended for printing. Also called art.
Alterations (AA's) - At the proofing stage,
changes that the client requests to be made concerning original art
provided. AA's are considered an additional cost to the client usually.