Printing Glossary – O
Please click on the letter for the correct term.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
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Offsetting: Using an intermediate surface used to transfer ink. Also, an unpleasant happening when the images of freshly printed sheets transfer images to each other.
Offset paper: Term for uncoated book paper.
Ok sheet: Final approved color inking sheet before production begins.
Opacity: The amount of show-through on a printed sheet. The more opacity or the thicker the paper the less show-through. (The thicker/heavier the paper the higher the cost.)
Outline halftone: Removing the background of a picture or silhouetting an image in a picture.
Overlay: The transparent cover sheet on artwork often used for instructions.
Overrun or overs: Copies printed in excess of the specified quantity. (Printing trade terms allow for + – 10 % to represent a completed order.)

