A form of on-demand printing in which elements (like text, graphics, photographs, etc.) Can be changed from one printed piece to the next, without stopping or slowing the press, utilizing information from a database. Such as a set of personalized letters, each with the similar basic layout can be printed with a different name as well as address on each letter.

That quality of paper which is defined by its levelness that allows for pressure consistency in printing, assuring uniformity of print.

The color space of Red, Green as well as Blue. These are the primary colors of light that computers use to display images on your screen. In order to be printed on a printing press, an RGB computer file must be translated into the CMYK (the primary colors of pigment) color space.

A measurement unit which is equal to 1/72 of an inch, 72 points to an inch, 12 points to a pica.

A term for sometimes applied for uncoated book paper.

A paper that emulates the look as well as texture of linen cloth.

A piece of printed material which is inserted into another piece of printed material, like a magazine or catalog.

Known as gloss ghosting as well. A condition happening during the printing process when vapors from drying ink on one side of a press sheet interact chemically with dry ink or blank paper on sheets in contact with or on the reverse side of the same sheet making unintended faint images.

A procedure of generating a prepress proof in which paper is electronically revealed to the color separation negatives and passed through electrically charged pigmented toners, which adhere electrostatically, ensuing in the finished proof.

When left untrimmed the rough or feathered edge of paper.