Abbreviation for author alteration.

Orientation of type with regard to edges of the column or paper, such as aligned right (flush right), aligned left (flush left), and aligned on center (centered) – Also called range.

Space between images or columns of type on a page, as compared to gutter.

Any change made by the customer after copy or artwork has been given to the service bureau or printer. The change could be a copy, specifications or both. Also called AA, author alteration and custome [..]

All original copy, including type, photos and illustrations, intended for printing. Also called art.

Part of lowercase letters, such as h and b, that rises above its x height.

Duplicate of an original made in case of loss or damage of the original.

Defect in halftone screens or screen tints output by laser printers or imagesetters in which parallel breaks (stair steps) or streaks appear in the dot pattern.

Large headline, usually across the full width of a page.

Copy pasted up on the mounting board of a mechanical, as compared to overlay art. Base art usually has the copy to be printed using black ink.