Glossary of Printing & Technical Terms

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J

JDF:

Job definition format. Digital version of a printers job bag.

Jog:

To shake a stack of papers, either on a machine or by hand, so that the edges line up. Also referred to as knocking-up.

JPEG:

One of the most common image file format standards (for compressed image data.)

Job ticket / job sheet:

Alternate names for a works order.

Justified:

Text which is flush to both the left and right margins.